fix: replace python3

Author: rustam-gamidov-here

.github/workflows/psv_pipelines.yml

@@ -296,6 +296,7 @@ jobs:
         wget https://mirrors.edge.kernel.org/ubuntu/pool/universe/w/what-is-python/python-is-python2_2.7.17-4_all.deb
         sudo dpkg -i libffi6_3.2.1-8_amd64.deb
         sudo dpkg -i libllvm6.0_6.0.1~svn334776-1~exp1~20190309042703.125_amd64.deb
+        sudo dpkg -r python-is-python3
         sudo dpkg -i python-is-python2_2.7.17-4_all.deb
         sudo dpkg -i clang-format-6.0_6.0.1~svn334776-1~exp1~20190309042703.125_amd64.deb
         cd ..