[Darwin] MTRClusters commands have incorrect nullability for no-param methods (#29695)

* [Darwin] MTRClusters commands have incorrect nullability for no-param methods

* Also added _Nullable to interval and source file

Author: jtung-apple

src/darwin/Framework/CHIP/templates/MTRClusters-src.zapt

@@ -62,7 +62,7 @@ MTR{{cluster}}Cluster{{command}}Params
   [self {{asLowerCamelCase name}}WithParams:nil expectedValues:expectedValues expectedValueInterval:expectedValueIntervalMs completion:completion];
 }
 {{/unless}}
-- (void){{asLowerCamelCase name}}WithParams: ({{> paramsType}} * {{#unless commandHasRequiredField}}_Nullable{{/unless}})params expectedValues:(NSArray<NSDictionary<NSString *, id> *> *)expectedValues expectedValueInterval:(NSNumber *)expectedValueIntervalMs completion:({{>command_completion_type command=.}})completion
+- (void){{asLowerCamelCase name}}WithParams: ({{> paramsType}} * {{#unless commandHasRequiredField}}_Nullable{{/unless}})params expectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues expectedValueInterval:(NSNumber * _Nullable)expectedValueIntervalMs completion:({{>command_completion_type command=.}})completion
 {
     if (params == nil) {
         params = [[{{> paramsType}} alloc] init];
@@ -186,7 +186,7 @@ MTR{{cluster}}Cluster{{command}}Params
 {{! KeySetReadAllIndices grew this params-less API later _after_ it had already been shipped, so it needs to be special-cased here }}
 {{#unless (and (isStrEqual cluster "GroupKeyManagement")
                (isStrEqual command "KeySetReadAllIndices"))}}
-- (void){{asLowerCamelCase command}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> *)expectedValues expectedValueInterval:(NSNumber *)expectedValueIntervalMs completionHandler:({{>command_completion_type command=. compatRemapNames=true}})completionHandler
+- (void){{asLowerCamelCase command}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues expectedValueInterval:(NSNumber * _Nullable)expectedValueIntervalMs completionHandler:({{>command_completion_type command=. compatRemapNames=true}})completionHandler
 {
   [self {{asLowerCamelCase command}}WithParams:nil expectedValues:expectedValues expectedValueInterval:expectedValueIntervalMs completionHandler:completionHandler];
 }

src/darwin/Framework/CHIP/templates/MTRClusters.zapt

@@ -41,7 +41,7 @@ NS_ASSUME_NONNULL_BEGIN
 {{#if (isSupported cluster command=command)}}
 - (void){{asLowerCamelCase name}}WithParams:(MTR{{cluster}}Cluster{{command}}Params * {{#unless commandHasRequiredField}}_Nullable{{/unless}})params expectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedDataValueDictionaries expectedValueInterval:(NSNumber * _Nullable)expectedValueIntervalMs completion:({{>command_completion_type command=.}})completion {{availability cluster command=command minimalRelease="First major API revamp"}};
 {{#unless hasArguments}}
-- (void){{asLowerCamelCase name}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> *)expectedValues expectedValueInterval:(NSNumber *)expectedValueIntervalMs completion:({{>command_completion_type command=.}})completion
+- (void){{asLowerCamelCase name}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues expectedValueInterval:(NSNumber * _Nullable)expectedValueIntervalMs completion:({{>command_completion_type command=.}})completion
 {{! KeySetReadAllIndices grew this params-less API later _after_ it had already been shipped, so it needs to be special-cased here }}
 {{#if (and (isStrEqual command "KeySetReadAllIndices")
            (isStrEqual cluster "GroupKeyManagement"))}}
@@ -112,7 +112,7 @@ NS_ASSUME_NONNULL_BEGIN
 {{! KeySetReadAllIndices grew this params-less API later _after_ it had already been shipped, so it needs to be special-cased here }}
 {{#unless (and (isStrEqual cluster "GroupKeyManagement")
                (isStrEqual command "KeySetReadAllIndices"))}}
-- (void){{asLowerCamelCase command}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> *)expectedValues expectedValueInterval:(NSNumber *)expectedValueIntervalMs completionHandler:({{>command_completion_type command=. compatRemapNames=true}})completionHandler {{availability cluster command=command deprecatedRelease="First major API revamp" deprecationMessage=(concat "Please use " (asLowerCamelCase name) "WithExpectedValues:expectedValueInterval:completion:")}};
+- (void){{asLowerCamelCase command}}WithExpectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues expectedValueInterval:(NSNumber * _Nullable)expectedValueIntervalMs completionHandler:({{>command_completion_type command=. compatRemapNames=true}})completionHandler {{availability cluster command=command deprecatedRelease="First major API revamp" deprecationMessage=(concat "Please use " (asLowerCamelCase name) "WithExpectedValues:expectedValueInterval:completion:")}};
 {{/unless}}
 {{/unless}}
 {{/if}}