Update coverage.yml

Author: adryyan

.github/workflows/coverage.yml

@@ -26,7 +26,6 @@ jobs:
         wget -O Miniforge3.sh "https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-$(uname)-$(uname -m).sh"
         bash Miniforge3.sh -b -p "${HOME}/conda"
         source "${HOME}/conda/etc/profile.d/conda.sh"
-        conda activate
     - uses: actions/checkout@v4
       with:
         submodules: true
@@ -38,6 +37,6 @@ jobs:
     - uses: actions/setup-python@v5
       with:
         python-version: "3.12"
-    - run: pip install --system nox
+    - run: python3 -m pip install --system nox
     - run: nox -s cov
     - uses: AndreMiras/coveralls-python-action@develop