Modified endpoint variable to readable format

Author: manjunath-grl

src/app/tests/suites/certification/Test_TC_ACL_2_2.yaml

@@ -22,8 +22,8 @@ config:
     nodeId: 0x12344321
     cluster: "Access Control"
     endpoint: 0
-
-    Configurable.Endpoint: 1
+    #Configurable endpoint except 0
+    Endpoint_Except_Zero: 1
 
 tests:
     - label: "Step 1: Wait for the commissioned device to be retrieved"
@@ -48,7 +48,7 @@ tests:
     - label:
           "Step 3: TH reads DUT Descriptor cluster ServerList attribute from
           every Endpoint except 0"
-      endpoint: Configurable.Endpoint
+      endpoint: Endpoint_Except_Zero
       cluster: "Descriptor"
       command: "readAttribute"
       attribute: "ServerList"

src/app/tests/suites/certification/Test_TC_APPLAUNCHER_3_8.yaml

@@ -27,8 +27,8 @@ config:
     applicationId:
         type: char_string
         defaultValue: "exampleid"
-
-    Configurable.Endpoint: 3
+    #ApplicationBasic cluster endpoint
+    ApplicationBasic.Endpoint: 3
 
 tests:
     - label: "Step 0: Wait for the commissioned device to be retrieved"
@@ -56,7 +56,7 @@ tests:
                 value: 0
 
     - label: "Step 2: Reads the Status attribute"
-      endpoint: Configurable.Endpoint
+      endpoint: ApplicationBasic.Endpoint
       cluster: "Application Basic"
       command: "readAttribute"
       attribute: "Status"

src/app/tests/suites/certification/Test_TC_APPLAUNCHER_3_9.yaml

@@ -27,8 +27,8 @@ config:
     applicationId:
         type: char_string
         defaultValue: "exampleid"
-
-    Configurable.Endpoint: 3
+    #ApplicationBasic cluster endpoint
+    ApplicationBasic.Endpoint: 3
 
 tests:
     - label: "Step 0: Wait for the commissioned device to be retrieved"
@@ -52,7 +52,7 @@ tests:
                     }
 
     - label: "Step 2: Reads the Status attribute"
-      endpoint: Configurable.Endpoint
+      endpoint: ApplicationBasic.Endpoint
       cluster: "Application Basic"
       command: "readAttribute"
       attribute: "Status"