workflow: compliance: add lxml

Adding lxml to pip install

Signed-off-by: Martin Tverdal <[email protected]>
Signed-off-by: Robert Lubos <[email protected]>

Author: martintv

.github/workflows/compliance.yml

@@ -26,6 +26,7 @@ jobs:
         pip3 install  -U setuptools
         export PATH="$HOME/.local/bin:$PATH"
         pip3 install  -U wheel
+        pip3 install lxml==4.9.1
         pip3 install  -U python-magic junitparser==2.8.0 gitlint pylint pykwalify
         pip3 install --user -U west
         pip3 show -f west