Updates to README.md and github/workflow supply-chain concern

Author: sei-vsarvepalli

.github/workflows/pyblish.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Check out source
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
         with:
           fetch-depth: 0   # Important for setuptools_scm
 
@@ -33,12 +33,6 @@ jobs:
           python -m pip install --upgrade pip
           pip install build setuptools_scm
 
-      - name: Verify packages for syntax using mypy and flake8
-        run: |
-          pip install mypy flake8
-          mypy --strict
-          flake8
-
       - name: Build package
         run: python -m build --sdist --wheel --outdir dist
 

README.md

@@ -36,7 +36,7 @@ extras:
 
 ```
   $ python3 -m venv cert-venv
-  $ ./cert-venv/bin/pip install cert-uefi-support cert-uefi-parser[qt]
+  $ ./cert-venv/bin/pip install cert-uefi-support 'cert-uefi-parser[qt]'
 ```
 
 ### Installing from the Official Git Repositories