Cheange expectation from string to enum

Author: somiljain2006

test-harness/src/test/java/io/jenkins/plugins/casc/ConfigurationAsCodeTest.java

@@ -1,5 +1,6 @@
 package io.jenkins.plugins.casc;
 
+import static hudson.model.ManagementLink.Category.CONFIGURATION;
 import static io.jenkins.plugins.casc.ConfigurationAsCode.CASC_JENKINS_CONFIG_PROPERTY;
 import static io.jenkins.plugins.casc.misc.Util.getJenkinsRoot;
 import static io.jenkins.plugins.casc.misc.Util.toYamlString;
@@ -343,7 +344,7 @@ void testHtmlDocStringRetrieval(JenkinsConfiguredWithCodeRule j) throws Exceptio
     @Test
     void configurationCategory(JenkinsConfiguredWithCodeRule j) {
         ConfigurationAsCode configurationAsCode = ConfigurationAsCode.get();
-        assertThat(configurationAsCode.getCategory(), is("CONFIGURATION"));
+        assertThat(configurationAsCode.getCategory(), is(CONFIGURATION));
     }
 
     private static File newFolder(File root, String... subDirs) throws IOException {