build: 去掉重复引入的jar (#12098)

* build: 去掉重复引入的jar

Co-authored-by: CaptainB <bin@fit2cloud.com>

backend/pom.xml

@@ -109,6 +109,14 @@
                     <artifactId>servlet-api</artifactId>
                     <groupId>javax.servlet</groupId>
                 </exclusion>
+                <exclusion>
+                    <artifactId>mail</artifactId>
+                    <groupId>javax.mail</groupId>
+                </exclusion>
+                <exclusion>
+                    <artifactId>geronimo-spec-javamail</artifactId>
+                    <groupId>geronimo-spec</groupId>
+                </exclusion>
             </exclusions>
         </dependency>
 
@@ -184,6 +192,10 @@
                     <artifactId>netty</artifactId>
                     <groupId>io.netty</groupId>
                 </exclusion>
+                <exclusion>
+                    <artifactId>mail</artifactId>
+                    <groupId>javax.mail</groupId>
+                </exclusion>
             </exclusions>
         </dependency>