Update ci.yml to use Ubuntu 22.04 (#62)

Author: apolukhin

.github/workflows/ci.yml

@@ -17,13 +17,13 @@ jobs:
             fail-fast: false
             matrix:
                 include:
-                  - os: ubuntu-20.04
+                  - os: ubuntu-22.04
                     make: test-debug
-                    info: g++-9 + test-debug
+                    info: g++-11 + test-debug
 
-                  - os: ubuntu-20.04
+                  - os: ubuntu-22.04
                     make: test-release
-                    info: g++-9 + test-release
+                    info: g++-11 + test-release
 
         name: '${{matrix.os}}: ${{matrix.info}}'
         runs-on: ${{matrix.os}}
@@ -49,6 +49,11 @@ jobs:
                 sudo apt install --allow-downgrades -y postgresql $(cat third_party/userver/scripts/docs/en/deps/${{matrix.os}}.md | tr '\n' ' ')
                 python3 -m pip install -r requirements.txt
 
+          - name: Reinstall postgres 14
+            run: |
+                sudo apt purge libpq5 libpq-dev postgresql-*
+                sudo apt install -y postgresql-14 postgresql-client-14 postgresql-server-dev-14
+
           - name: Setup ccache
             run: |
                 ccache -M 2.0GB