Merge pull request #29278 from bfredl/strcat

refactor(memory): use builtin strcat() instead of STRCAT()

src/nvim/syntax.c

@@ -4992,7 +4992,7 @@ static int get_id_list(char **const arg, const int keylen, int16_t **const list,
         } else {
           // Handle match of regexp with group names.
           *name = '^';
-          STRCAT(name, "$");
+          strcat(name, "$");
           regmatch.regprog = vim_regcomp(name, RE_MAGIC);
           if (regmatch.regprog == NULL) {
             failed = true;