[ci][tests] Remove redundant ESP32-C3 Arduino tests for non-variant-specific components

tests/components/http_request/test.esp32-c3-ard.yaml

@@ -1,4 +0,0 @@
-substitutions:
-  verify_ssl: "false"
-
-<<: !include common.yaml

tests/components/nextion/test.esp32-c3-ard.yaml

@@ -1,10 +0,0 @@
-substitutions:
-  tx_pin: GPIO4
-  rx_pin: GPIO5
-
-packages:
-  base: !include common.yaml
-
-display:
-  - id: !extend main_lcd
-    tft_url: http://esphome.io/default35.tft

tests/components/ota/test.esp32-c3-ard.yaml

@@ -1 +0,0 @@
-<<: !include common.yaml

tests/components/web_server/test.esp32-c3-ard.yaml

@@ -1 +0,0 @@
-<<: !include common_v2.yaml