Rename plugin random_colors to a more descriptive name

plugins/utilities.json

@@ -85,7 +85,7 @@
         }
       }
     },
-    "random_colors": {
+    "colored_bomb_explosion_patches": {
       "description": "Creates patches of random color after bomb explosions",
       "external_url": "https://youtube.com/c/JoseANG3LYT",
       "authors": [
@@ -505,4 +505,4 @@
       }
     }
   }
-}
+}