fix config file format misspell

CHANGELOG.md

@@ -11,3 +11,4 @@
 - [Update GitHub Actions workflow](https://github.com/Tencent/spring-cloud-tencent/pull/305)
 - [fix: 将blocking call改为non-blocking call](https://github.com/Tencent/spring-cloud-tencent/pull/309)
 - [fix:solve the chaos code problem on rejectTips](https://github.com/Tencent/spring-cloud-tencent/pull/283)
+- [Fix config file format misspell](https://github.com/Tencent/spring-cloud-tencent/pull/321)

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/enums/ConfigFileFormat.java

@@ -28,7 +28,7 @@ public enum ConfigFileFormat {
 	/**
 	 * property format.
 	 */
-	PROPERTY(".property"),
+	PROPERTY(".properties"),
 	/**
 	 * yaml format.
 	 */
@@ -48,7 +48,7 @@ public enum ConfigFileFormat {
 	/**
 	 * text format.
 	 */
-	TEXT(".text"),
+	TEXT(".txt"),
 	/**
 	 * html format.
 	 */