Added "upgrade pip" to Github Actions workflow

.github/workflows/github-actions.yml

@@ -20,6 +20,9 @@ jobs:
       - name: Display Python Version
         run: python -c "import sys; print(sys.version)"
         shell: bash
+      - name: Upgrade Pip
+        run: python -m pip install --upgrade pip
+        shell: bash
       - name: Generate Minimum Requirements File
         run: sed 's/>/=/g' requirements.txt | sed 's/$/\.*/g' > requirements.min.txt
         shell: bash
@@ -62,6 +65,9 @@ jobs:
       - name: Display Python Version
         run: python -c "import sys; print(sys.version)"
         shell: bash
+      - name: Upgrade Pip
+        run: python -m pip install --upgrade pip
+        shell: bash
       - name: Install STUMPY And Other Dependencies
         run: python -m pip install --editable .[ci]
         shell: bash
@@ -113,6 +119,9 @@ jobs:
       - name: Display Python Version
         run: python -c "import sys; print(sys.version)"
         shell: bash
+      - name: Upgrade Pip
+        run: python -m pip install --upgrade pip
+        shell: bash
       - name: Install STUMPY And Other Dependencies
         run: python -m pip install --editable .[ci]
         shell: bash
@@ -138,4 +147,4 @@ jobs:
         run: coverage report -m --fail-under=100 --skip-covered --omit=docstring.py,min.py,stumpy/cache.py
         shell: bash
       - name: Upload Coverage Tests Results
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v4