Fix typo to link resources (premake#2311)

Author: Jarod42

modules/gmake2/gmake2_cpp.lua

@@ -109,7 +109,7 @@
 			['.c']   = 'SOURCES',
 			['.s']   = 'SOURCES',
 			['.m']   = 'SOURCES',
-			['.rc']  = 'RESOURCES',
+			['.res'] = 'RESOURCES',
 		}
 
 		-- cache the result.

modules/gmake2/tests/test_gmake2_objects.lua

@@ -50,6 +50,22 @@ OBJECTS += $(OBJDIR)/hello.o
 		]]
 	end
 
+	function suite.listResoucesInProjectObjects()
+		files { "src/hello.rc" }
+		prepare()
+		test.capture [[
+# File sets
+# #############################################
+
+GENERATED :=
+RESOURCES :=
+
+GENERATED += $(OBJDIR)/hello.res
+RESOURCES += $(OBJDIR)/hello.res
+
+		]]
+	end
+
 
 --
 -- Only buildable files should be listed.