Revert "Add lint action for PR title length (#2481)"

This reverts commit 19e657490e2bd408e52a9ffa005df0d2f5b99f89.

.github/workflows/lint.yml

diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index d8eeecf..45cf1bd 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -66,14 +66,6 @@
         with:
           strict: true
 
-  pr-title-length:
-    runs-on: ubuntu-18.04
-    steps:
-      - uses: deepakputhraya/action-pr-title@v1.0.0
-        with:
-          min_length: 5
-          max_length: 80
-
   buildifier:
     runs-on: ubuntu-18.04
     steps: