fix(pom): reformat properties with 8-space indent and 3-category grouping

Author: loong10k

pom.xml

@@ -40,23 +40,23 @@
 
     <!-- 版本属性定义：Java 版本、依赖版本与 Maven 插件版本统一管理 -->
     <properties>
-                <junit-jupiter.version>6.1.0</junit-jupiter.version>
-<maven-central-publishing-plugin.version>0.11.0</maven-central-publishing-plugin.version>
-        <!-- Maven Plugin versions -->
-        <maven-javadoc-plugin.version>3.11.2</maven-javadoc-plugin.version>
-        <maven-source-plugin.version>3.4.0</maven-source-plugin.version>
-        <maven-gpg-plugin.version>3.2.8</maven-gpg-plugin.version>
-        <!-- Dependency versions -->
-        <slf4j.version>2.0.18</slf4j.version>
-        <lombok.version>1.18.46</lombok.version>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>17</java.version>
-        <socketio.version>2.0.11</socketio.version>
-        <redisson.version>3.36.0</redisson.version>
-        <maven-compiler-plugin.version>3.15.0</maven-compiler-plugin.version>
-        <maven-jacoco-plugin.version>0.8.15</maven-jacoco-plugin.version>
-    
-		<spring-framework.version>5.3.39</spring-framework.version></properties>
+            <java.version>17</java.version>
+            <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+            <!-- Dependency versions -->
+            <junit-jupiter.version>6.1.0</junit-jupiter.version>
+            <lombok.version>1.18.46</lombok.version>
+            <redisson.version>3.36.0</redisson.version>
+            <slf4j.version>2.0.18</slf4j.version>
+            <socketio.version>2.0.11</socketio.version>
+            <spring-framework.version>5.3.39</spring-framework.version>
+            <!-- Maven Plugin versions -->
+            <maven-central-publishing-plugin.version>0.11.0</maven-central-publishing-plugin.version>
+            <maven-compiler-plugin.version>3.15.0</maven-compiler-plugin.version>
+            <maven-gpg-plugin.version>3.2.8</maven-gpg-plugin.version>
+            <maven-jacoco-plugin.version>0.8.15</maven-jacoco-plugin.version>
+            <maven-javadoc-plugin.version>3.11.2</maven-javadoc-plugin.version>
+            <maven-source-plugin.version>3.4.0</maven-source-plugin.version>
+    </properties>
 
     <!-- 依赖版本统一管理（dependencyManagement） -->
     <dependencyManagement>