Merge pull request #571 from scipp/remove-plotly-backend

Remove plotly backend

Author: nvaytet

.github/workflows/ci.yml

@@ -39,7 +39,7 @@ jobs:
       matrix:
         os: ['ubuntu-24.04']
         python: ['${{needs.formatting.outputs.min_python}}']
-        tox-env: ['${{needs.formatting.outputs.min_tox_env}}', 'package-test', 'minimal', 'noplotly']
+        tox-env: ['${{needs.formatting.outputs.min_tox_env}}', 'package-test', 'minimal']
     uses: ./.github/workflows/test.yml
     with:
       os-variant: ${{ matrix.os }}

.github/workflows/weekly_windows_macos.yml

@@ -26,7 +26,7 @@ jobs:
       matrix:
         os: ['macos-latest', 'windows-latest']
         python: ['${{needs.pytox.outputs.min_python}}']
-        tox-env: ['${{needs.pytox.outputs.min_tox_env}}', 'package-test', 'minimal', 'noplotly']
+        tox-env: ['${{needs.pytox.outputs.min_tox_env}}', 'package-test', 'minimal']
     uses: ./.github/workflows/test.yml
     with:
       os-variant: ${{ matrix.os }}

docs/api-reference/index.md

@@ -92,6 +92,5 @@
    :maxdepth: 1
 
    matplotlib
-   plotly
    pythreejs
 ```