refactor(meta): split package lints into separate workflows (#8530)

.github/workflows/lint.yml

-name: Lint
-
-on:
-  push:
-    branches:
-      - master
-      - develop
-  pull_request:
-
-jobs:
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-      with:
-        submodules: true
-    - uses: actions/setup-node@v3
-      with:
-        node-version: 16.x
-        cache: 'yarn'
-        cache-dependency-path: |
-          packages/backend/yarn.lock
-          packages/client/yarn.lock
-    - run: yarn install
-    - run: yarn lint
+name: Lint
+
+on:
+  push:
+    branches:
+      - master
+      - develop
+  pull_request:
+
+jobs:
+  backend:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: true
+    - uses: actions/setup-node@v3
+      with:
+        node-version: 16.x
+        cache: 'yarn'
+        cache-dependency-path: |
+          packages/backend/yarn.lock
+    - run: yarn install
+    - run: yarn --cwd ./packages/backend lint
+
+  client:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: true
+    - uses: actions/setup-node@v3
+      with:
+        node-version: 16.x
+        cache: 'yarn'
+        cache-dependency-path: |
+          packages/client/yarn.lock
+    - run: yarn install
+    - run: yarn --cwd ./packages/client lint