Update interval value for project scan.

Clean navigator configuration.

values.yaml

@@ -266,7 +266,7 @@ master:
             <templates>
               <com.cloudbees.hudson.plugins.folder.computed.PeriodicFolderTrigger plugin="cloudbees-folder@6.12">
                 <spec>* * * * *</spec>
-                <interval>3600</interval>
+                <interval>60000</interval>
               </com.cloudbees.hudson.plugins.folder.computed.PeriodicFolderTrigger>
             </templates>
           </jenkins.branch.OrganizationChildTriggersProperty>
@@ -321,11 +321,6 @@ master:
                 <trust class="io.jenkins.plugins.gitlabbranchsource.ForkMergeRequestDiscoveryTrait$TrustPermission"/>
               </io.jenkins.plugins.gitlabbranchsource.ForkMergeRequestDiscoveryTrait>
             </traits>
-            <navigatorProjects>
-              <string>demo/demo-infra-jenkins</string>
-              <string>demo/demo-infra-jenkins-test</string>
-              <string>demo/demo-infra</string>
-            </navigatorProjects>
             <isGroup>true</isGroup>
             <wantSubGroupProjects>false</wantSubGroupProjects>
           </io.jenkins.plugins.gitlabbranchsource.GitLabSCMNavigator>