Review fixes for jaxws-common:javaagent (#18056)

Co-authored-by: otelbot <197425009+otelbot@users.noreply.github.com>

Author: otelbot[bot]

instrumentation/jaxws/jaxws-common/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/jaxws/common/JaxWsRequest.java

@@ -14,11 +14,11 @@ public JaxWsRequest(Class<?> codeClass, String methodName) {
     this.methodName = methodName;
   }
 
-  public Class<?> codeClass() {
+  Class<?> codeClass() {
     return codeClass;
   }
 
-  public String methodName() {
+  String methodName() {
     return methodName;
   }
 }