升级spring-boot到最新版本2.5.9

pom.xml

@@ -32,7 +32,6 @@
         <commons.collections.version>3.2.2</commons.collections.version>
         <poi.version>4.1.2</poi.version>
         <velocity.version>2.3</velocity.version>
-        <log4j2.version>2.17.1</log4j2.version>
         <jwt.version>0.9.1</jwt.version>
     </properties>
 	
@@ -44,7 +43,7 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
-                <version>2.5.8</version>
+                <version>2.5.9</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
@@ -151,19 +150,6 @@
                 <version>${fastjson.version}</version>
             </dependency>
 
-            <!-- log4j日志组件 -->
-            <dependency>
-                <groupId>org.apache.logging.log4j</groupId>
-                <artifactId>log4j-api</artifactId>
-                <version>${log4j2.version}</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.apache.logging.log4j</groupId>
-                <artifactId>log4j-to-slf4j</artifactId>
-                <version>${log4j2.version}</version>
-            </dependency>
-
             <!-- Token生成与解析-->
             <dependency>
                 <groupId>io.jsonwebtoken</groupId>