Fix missing param when compiling simulator (project-chip#11819)

* Resolve missing param when compiling simulator and add simulator build to workflow.

* Revert github workflows.

Author: Josh V [Apple]

examples/placeholder/linux/include/TestCommand.h

@@ -127,4 +127,5 @@ class TestCommand
 protected:
     chip::app::ConcreteCommandPath mCommandPath;
     chip::app::ConcreteAttributePath mAttributePath;
+    chip::Optional<chip::EndpointId> mEndpointId;
 };