Update pom.xml

pom.xml

@@ -54,6 +54,15 @@
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <version>2.5.6</version>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.3</version>
+                <configuration>
+                    <source>${jdk.version}</source>
+                    <target>${jdk.version}</target>
+                </configuration>
+            </plugin>
         </plugins>
     </build>