try to fix yarn pnp tests

.github/workflows/tests-e2e.yml

@@ -102,22 +102,13 @@ jobs:
         working-directory: ../test-website
         env:
           YARN_ENABLE_IMMUTABLE_INSTALLS: false # Yarn berry should create the lockfile, despite CI env
-
-      - name: Install missing dependencies for pnp
-        if: matrix.nodeLinker == 'pnp'
-        run: |
-          yarn add @docusaurus/theme-common @docusaurus/plugin-content-docs @docusaurus/plugin-content-blog
-        working-directory: ../test-website
       - name: Install missing dependencies
         if: matrix.variant == '-st' && matrix.nodeLinker == 'pnp'
         run: |
           # These dependencies are referenced in the init project, not by our packages
           yarn add @docusaurus/theme-classic @docusaurus/types @types/node
           yarn config set packageExtensions --json '{ "unified@^9.2.2": { "dependencies": { "@types/unist": "^2.0.6" } } }'
-          yarn config set packageExtensions --json '{ "@docusaurus/theme-common@*": { "dependencies": { "@docusaurus/plugin-content-docs": "*" } } }'
-          yarn config set packageExtensions --json '{ "@docusaurus/plugin-content-blog@*": { "dependencies": { "@docusaurus/plugin-content-docs": "*" } } }'
         working-directory: ../test-website
-
       - name: Start test-website project
         run: yarn start --no-open
         working-directory: ../test-website