Clarify select error message

In realistic setups, the graph select would display
a rather unspecific error message by default.
It has been replaced by a more understandable
message

CMK-12679 (internal ticket id)

Author: TheSpacyCat

src/ui/components.tsx

@@ -96,7 +96,13 @@ export const CheckMkGenericAsyncSelect = function <Value extends string | (strin
       } catch (e) {
         const error = e as Error;
         if (error && error.message) {
-          setAutocompleteError(error.message);
+          if (error.message === 'Sorry, you cannot create combined graphs for more than 100 objects') {
+            setAutocompleteError(
+              'Result size limit reached. Please add more filters to reduce the number of elements in the result.'
+            );
+          } else {
+            setAutocompleteError(error.message);
+          }
         }
         throw error;
       }