fix(clang-tidy): for clang, function cannot return bool if it takes no arguments ????

src/parser/grammar.c

@@ -91,7 +91,7 @@ static bool init_firsts_map(void)
 
 // === Functions
 
-bool grammar_init(void)
+int grammar_init(void)
 {
     // Initialize the firsts map
     bool success = init_firsts_map();