[ci][tests] Remove redundant ESP32 Arduino test files (#11136)

tests/components/packages/test.esp32-ard.yaml

@@ -1,11 +0,0 @@
-packages:
-  - sensor:
-      - platform: template
-        id: inline_sensor
-  - !include package.yaml
-  - github://esphome/esphome/tests/components/template/common.yaml@dev
-  - url: https://github.com/esphome/esphome
-    path: tests/components/absolute_humidity
-    file: common.yaml
-    ref: dev
-    refresh: 1d