fix: remove pure lockfile flag from yarn installs

.github/workflows/scheduler.release.dev.yml

@@ -23,7 +23,7 @@ jobs:
     - uses: actions/setup-node@v1
       with:
         node-version: '16.x'
-    - run: yarn install --pure-lockfile
+    - run: yarn install
     - run: yarn test
 
   publish-aws-ecr:

packages/scheduler/Dockerfile

@@ -18,7 +18,7 @@ USER scheduler
 
 COPY --chown=$UID:$GID package.json yarn.lock /var/www/
 
-RUN yarn install --pure-lockfile
+RUN yarn install
 
 COPY --chown=$UID:$GID . /var/www