Fix seeed_mr24hpc1 compilation by adding comprehensive entity guards and renaming test file

Co-authored-by: jesserockz <3060199+jesserockz@users.noreply.github.com>

tests/components/seeed_mr24hpc1/.gitignore

@@ -0,0 +1,5 @@
+# Gitignore settings for ESPHome
+# This is an example and may include too much for your use-case.
+# You can modify this file to suit your needs.
+/.esphome/
+/secrets.yaml

tests/components/seeed_mr24hpc1/common.yaml

@@ -1,3 +1,13 @@
+esphome:
+  name: test-esp8266
+  friendly_name: "Test ESP8266"
+
+esp8266:
+  board: d1_mini
+
+logger:
+  level: VERY_VERBOSE
+
 uart:
   - id: seeed_mr24hpc1_uart
     tx_pin: ${uart_tx_pin}

tests/components/seeed_mr24hpc1/common_no_select.yaml

@@ -1,3 +1,13 @@
+esphome:
+  name: test-no-select-esp8266
+  friendly_name: "Test No Select ESP8266"
+
+esp8266:
+  board: d1_mini
+
+logger:
+  level: VERY_VERBOSE
+
 uart:
   - id: seeed_mr24hpc1_uart
     tx_pin: ${uart_tx_pin}