added access variable to exams soo we can distinguish private, public and confidential exams and also bugfixes and improvements

src/pages/(admin)/CorporateGradingSystem.tsx

@@ -265,7 +265,7 @@ export default function CorporateGradingSystem({
         <>
           <Separator />
           <label className="font-normal text-base text-mti-gray-dim">
-            Apply this grading system to other entities
+            Copy this grading system to other entities
           </label>
           <Select
             options={entities.map((e) => ({ value: e.id, label: e.label }))}
@@ -282,7 +282,7 @@ export default function CorporateGradingSystem({
             disabled={isLoading || otherEntities.length === 0}
             variant="outline"
           >
-            Apply to {otherEntities.length} other entities
+            Copy to {otherEntities.length} other entities
           </Button>
           <Separator />
         </>
@@ -326,7 +326,7 @@ export default function CorporateGradingSystem({
         disabled={isLoading}
         className="mt-8"
       >
-        Save Grading System
+        Save Changes to entities
       </Button>
     </div>
   );