Update endgame keymap to work with suspend changes (#13805)

Updates the Massdrop CTRL keyboard engame keymap to work after the
changes to USB suspend in #12697

Fixes #13782

keyboards/massdrop/ctrl/keymaps/endgame/keymap.c

@@ -373,7 +373,7 @@ void set_layer_color(int layer) {
 }
 
 void rgb_matrix_indicators_user(void) {
-    if (g_suspend_state || disable_layer_color ||
+    if (disable_layer_color ||
         rgb_matrix_get_flags() == LED_FLAG_NONE ||
         rgb_matrix_get_flags() == LED_FLAG_UNDERGLOW) {
             return;

keyboards/massdrop/ctrl/keymaps/endgame/keymap.h

@@ -33,7 +33,6 @@
 #define RGB_TIME_OUT_MIN 10
 #define RGB_TIME_OUT_STEP 10
 
-extern bool g_suspend_state;
 extern rgb_config_t rgb_matrix_config;
 bool disable_layer_color;