ci: fix workflow

Author: andrewthetechie

.github/workflows/tests.yml

@@ -55,9 +55,9 @@ jobs:
           with open(os.environ["GITHUB_ENV"], mode="a") as io:
               print(f"VIRTUALENV_PIP={pip.__version__}", file=io)
 
-      - name: Install Testments
+      - name: Install Test Requirements
         run: |
-          pipx install -r github/workflows/constraints.txt
+          pip install -r github/workflows/constraints.txt
           poetry --version
           nox --version