Added tooltip to prefix field of Add Access Rule modal (#1839)

portal-ui/src/screens/Console/Buckets/BucketDetails/AddAccessRule.tsx

@@ -105,6 +105,7 @@ const AddAccessRule = ({
             onChange={(e) => {
               setPrefix(e.target.value);
             }}
+            tooltip={"Leave this field blank to apply the rule to all prefixes and objects at the bucket root. Do not include the wildcard asterisk ``*`` as part of the prefix *unless* it is an explicit part of the prefix name. The Console automatically appends an asterisk to the appropriate sections of the resulting IAM policy."}
           />
         </Grid>
         <Grid item xs={12}>