Fixed safety statements

Author: webmozart

contributing/code/bc.rst

@@ -66,8 +66,8 @@ Type hint against                               Safe            Safe
 Use method                                      Safe            Safe
 **When Implementing**
 Implement method                                Not Safe [1]_   Safe
-Add custom method                               Not Safe        Not Safe
-Add custom method parameter                     Not Safe        Not Safe
+Add custom method                               Not Safe [1]_   Safe
+Add custom method parameter                     Not Safe [1]_   Safe
 Add parameter default value                     Safe            Safe
 ==============================================  ==============  ==============
 
@@ -135,7 +135,7 @@ Override protected property                     Not Safe [1]_   Safe
 Override public method                          Not Safe [1]_   Safe
 Override protected method                       Not Safe [1]_   Safe
 Add custom method                               Not Safe        Not Safe
-Add custom method parameter                     Not Safe        Not Safe
+Add custom method parameter                     Not Safe [1]_   Safe
 Add parameter default value                     Safe            Safe
 ==============================================  ==============  ==============