Remove no-op WERROR() macro as -Werror was enabled by default in rXXXXXX

commit_hash:1f0734016dee84a91432d856f05210371a339d6f

Author: georgthegreat

build/ymake.core.conf

@@ -4088,14 +4088,6 @@ macro NO_COMPILER_WARNINGS() {
     SET(_SEM_EXTRA_CXX_FLAGS "$<IF:$<CXX_COMPILER_ID:MSVC>,,-Wno-everything>")
 }
 
-### @usage: WERROR()
-### Consider warnings as errors in the current module.
-### In the bright future will be removed, since WERROR is the default.
-### DEPRECATED: intentionally does nothing
-macro WERROR() {
-    ENABLE(WERROR)
-}
-
 ### @usage: NO_WERROR()
 ### Override WERROR() behavior
 ### DEPRECATED: Should be replaced with NO_COMPILER_WARNINGS