improve deps installation process in workflows/linux-tutorials-test.yml

Author: mwydmuch

.github/workflows/linux-tutorials-test.yml

@@ -31,8 +31,7 @@ jobs:
                   export PATH=/path/to/parallel:$PATH
                   export root_dir=$(pwd)
                   cd tutorials/${{ matrix.tutorial }}
-                  pip install -r requirements.txt
-                  pip uninstall -y pettingzoo
+                  pip install $(grep -ivE "pettingzoo" requirements.txt)
                   pip install -e $root_dir[testing]
                   AutoROM -v
                   for f in *.py; do xvfb-run -a -s "-screen 0 1024x768x24" python "$f"; done
@@ -56,8 +55,7 @@ jobs:
                   export PATH=/path/to/parallel:$PATH
                   export root_dir=$(pwd)
                   cd tutorials/${{ matrix.tutorial }}
-                  pip install -r requirements.txt
-                  pip uninstall -y pettingzoo
+                  pip install $(grep -ivE "pettingzoo" requirements.txt)
                   pip install -e $root_dir[testing]
                   AutoROM -v
                   for f in *.py; do xvfb-run -a -s "-screen 0 1024x768x24" python "$f"; done