Fix Per Key LED Indicator Callbacks (#18450)

Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>
Co-authored-by: Nick Brassel <nick@tzarc.org>

keyboards/giabalanai/keymaps/party/keymap.c

@@ -475,7 +475,7 @@ void eeconfig_init_user(void) {
 }
 
 #ifdef RGB_MATRIX_ENABLE
-void rgb_matrix_indicators_user(void) {
+bool rgb_matrix_indicators_user(void) {
     uint8_t i;
     // uint32_t mode = rgblight_get_mode();
 
@@ -525,6 +525,7 @@ void rgb_matrix_indicators_user(void) {
                 break;
         }
     }
+    return false;
 }
 #endif