add junit tests for spring-cloud-tencent-gateway-plugin

spring-cloud-tencent-plugin-starters/spring-cloud-tencent-gateway-plugin/src/test/resources/application-test.yml

@@ -1,16 +1,14 @@
-  application-test.yml
-
-  spring:
-    application:
-      name: test
-    cloud:
-      polaris:
-        address: grpc://127.0.0.1:8091
-        namespace: default
-        config:
-          connect-remote-server: false
-          shutdown-if-connect-to-config-server-failed: false
-    #        auto-refresh: true
-    config:
-      import:
-        - optional:polaris
+spring:
+  application:
+    name: test
+  cloud:
+    polaris:
+      address: grpc://127.0.0.1:8091
+      namespace: default
+      config:
+        connect-remote-server: false
+        shutdown-if-connect-to-config-server-failed: false
+  #        auto-refresh: true
+  config:
+    import:
+      - optional:polaris