[mcp4461] Use register_apply_action for the four wiper actions (#19669)

tests/components/mcp4461/common-actions.yaml

@@ -0,0 +1,10 @@
+button:
+  - platform: template
+    name: MCP4461 Actions
+    on_press:
+      - mcp4461.wiper.increase:
+          id: digipot_wiper_2
+      - mcp4461.wiper.set_terminal:
+          id: digipot_wiper_2
+          terminal: w
+          enable: true

tests/components/mcp4461/test-actions.esp8266-ard.yaml

@@ -0,0 +1,4 @@
+packages:
+  i2c: !include ../../test_build_components/common/i2c/esp8266-ard.yaml
+  mcp4461: !include common.yaml
+  actions: !include common-actions.yaml