Add param to catch fo fix failing SAST job

The SAST JS parser does not recognize the catch clause without
a parameter causing a syntax error

app/assets/javascripts/monitoring/utils.js

@@ -41,7 +41,7 @@ export const isValidDate = dateString => {
       return true;
     }
     return false;
-  } catch {
+  } catch (e) {
     return false;
   }
 };