Add missing newlines at end of files

Author: timtebeek

src/test/java/org/openrewrite/java/migrate/jakarta/JavaxWebFragmentXmlToJakartaWebFragmentXmlTest.java

@@ -150,4 +150,4 @@ void fileNotWebFragmentXml() {
             );
         }
     }
-}
+}

src/test/java/org/openrewrite/java/migrate/jakarta/JavaxWebXmlToJakartaWebXmlTest.java

@@ -162,4 +162,4 @@ void fileNotWebXml() {
             );
         }
     }
-}
+}