chore(ci): trim delegate review dismissal message

.github/review-ownership/check-approval.mjs

@@ -319,7 +319,7 @@ export async function runApprovalCheck({ event, policySource, api, runUrl, getOw
       for (const reviewId of delegation.reviewIds) {
         const dismissed = await api(`/repos/${pull.repository}/pulls/${pull.number}/reviews/${reviewId}/dismissals`, {
           method: 'PUT',
-          body: { message: `This is by automated Angry Turtle Cyborg, not a human. @${delegation.login} delegated approval to @${delegation.delegatedTo} via /delegate.`, event: 'DISMISS' },
+          body: { message: `@${delegation.login} delegated approval to @${delegation.delegatedTo} via /delegate.`, event: 'DISMISS' },
         })
         if (!isRecord(dismissed) || dismissed.id !== reviewId || dismissed.state !== 'DISMISSED') {
           throw new Error('delegated review dismissal was not confirmed')

.github/review-ownership/check-approval.test.mjs

@@ -915,7 +915,7 @@ test('delegation dismisses only the sender old decisions and stays active across
   })
   assert.deepEqual(calls.map(call => call.method), ['PUT', 'PUT'])
   assert.equal(calls[0].body.event, 'DISMISS')
-  assert.equal(calls[0].body.message, 'This is by automated Angry Turtle Cyborg, not a human. @turtle1999 delegated approval to @writer via /delegate.')
+  assert.equal(calls[0].body.message, '@turtle1999 delegated approval to @writer via /delegate.')
   assert.deepEqual(result.blockers, ['other'])
   assert.equal(result.delegations.length, 1)
   assert.deepEqual(result.delegations[0].reviewIds, [])