Code + comment cleanup for the enums

ref #39

src/models/enums/PermissionAction.ts

@@ -1,3 +1,6 @@
+/**
+ * This enum contains all posible actions for permissions.
+ */
 export enum PermissionAction {
     GET = 'GET',
     CREATE = 'CREATE',

src/models/enums/PermissionTargets.ts

@@ -1,3 +1,6 @@
+/**
+ * This enum contains all posible targets for permissions.
+ */
 export enum PermissionTarget {
     RUNNER = 'RUNNER',
     ORGANISATION = 'ORGANISATION',