Fix two firmware size warnings (#24343)

keyboards/cherrybstudio/cb87rgb/keyboard.json

@@ -39,11 +39,6 @@
             "hue_breathing": true,
             "hue_pendulum": true,
             "hue_wave": true,
-            "pixel_rain": true,
-            "pixel_flow": true,
-            "pixel_fractal": true,
-            "typing_heatmap": true,
-            "digital_rain": true,
             "solid_reactive_simple": true,
             "solid_reactive": true,
             "solid_reactive_wide": true,

keyboards/tkc/portico75/keyboard.json

@@ -40,11 +40,7 @@
             "jellybean_raindrops": true,
             "hue_breathing": true,
             "hue_pendulum": true,
-            "hue_wave": true,
-            "pixel_rain": true,
-            "pixel_flow": true,
-            "pixel_fractal": true,
-            "typing_heatmap": true
+            "hue_wave": true
         },
         "driver": "is31fl3741",
         "led_flush_limit": 26,