Fix for jackson version. excluded scala 2.11

Author: Karthikeyan R

course-mw/sunbird-util/sunbird-platform-core/common-util/pom.xml

@@ -233,6 +233,10 @@
                     <groupId>com.fasterxml.jackson.module</groupId>
                     <artifactId>jackson-module-scala_2.12</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>com.fasterxml.jackson.module</groupId>
+                    <artifactId>jackson-module-scala_2.11</artifactId>
+                </exclusion>
                 <exclusion>
                     <artifactId>slf4j-log4j12</artifactId>
                     <groupId>org.slf4j</groupId>