utilize transation for instance groups jobs sub panels titles

and fix a few linting errors

awx/ui/client/src/instance-groups/instance-groups.strings.js

@@ -23,8 +23,12 @@ function InstanceGroupsStrings (BaseString) {
         IS_OFFLINE: t.s('Unavailable to run jobs.'),
         IS_OFFLINE_LABEL: t.s('Unavailable')
     };
+
+    ns.jobs = {
+        PANEL_TITLE: t.s('Jobs')
+    };
 }
 
 InstanceGroupsStrings.$inject = ['BaseStringService'];
 
-export default InstanceGroupsStrings;
+export default InstanceGroupsStrings;

awx/ui/client/src/instance-groups/jobs/instanceGroupsJobsListContainer.controller.js

@@ -6,7 +6,7 @@ function InstanceGroupJobsContainerController (strings, $state) {
     function init() {
         const instanceGroupId = $state.params.instance_group_id;
 
-        vm.panelTitle = 'Jobs'
+        vm.panelTitle = strings.get('jobs.PANEL_TITLE');
         vm.strings = strings;
 
         vm.tab = {

awx/ui/client/src/instance-groups/jobs/instanceJobsListContainer.controller.js

@@ -1,20 +1,17 @@
 
-function InstanceGroupJobsContainerController (strings, $state) {
+function InstanceGroupJobsContainerController (strings) {
     const vm = this || {};
 
     init();
     function init() {
-        const instanceGroupId = $state.params.instance_group_id;
+        vm.panelTitle = strings.get('jobs.PANEL_TITLE');
-
-        vm.panelTitle = 'Jobs'
         vm.strings = strings;
     }
 
 }
 
 InstanceGroupJobsContainerController.$inject = [
-    'InstanceGroupsStrings',
+    'InstanceGroupsStrings'
-    '$state'
 ];
 
 export default InstanceGroupJobsContainerController;

awx/ui/client/src/management-jobs/main.js

@@ -13,4 +13,4 @@ export default
         managementJobsCard.name,
         managementJobsScheduler.name,
         managementJobsNotifications.name
-    ])
+    ]);