Merge branch 'master' into add-loader-types

Author: Janpot

.circleci/config.yml

@@ -162,9 +162,6 @@ jobs:
       - run:
           name: Stylelint
           command: pnpm stylelint
-      - run:
-          name: Lint JSON
-          command: pnpm jsonlint
       - run:
           name: Lint Markdown
           command: pnpm markdownlint
@@ -372,9 +369,6 @@ jobs:
       - run:
           name: test exported typescript
           command: pnpm --filter @mui-internal/test-module-resolution typescript:all
-      - run:
-          name: Run visual regression tests using Pigment CSS
-          command: xvfb-run pnpm test:regressions-pigment-css
       - run:
           name: Upload screenshots to Argos CI
           command: pnpm test:argos