Bump pygls from 0.9.0 to 0.9.1 (#14173)

Bumps [pygls](https://github.com/openlawlibrary/pygls) from 0.9.0 to 0.9.1.
- [Release notes](https://github.com/openlawlibrary/pygls/releases)
- [Changelog](https://github.com/openlawlibrary/pygls/blob/master/CHANGELOG.md)
- [Commits](openlawlibrary/pygls@v0.9.0...v0.9.1)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Brett Cannon <[email protected]>

Author: dependabot[bot]

requirements.in

@@ -7,6 +7,6 @@
 # If you make fixes to the fork, update the commit id here.
 # Note: This pulls in Jedi too but the pypi version.
 git+git://github.com/vscode-python/jedi-language-server@42823a2598d4b6369e9273c5ad237a48c5d67553; python_version >= '3.6'
-pygls==0.9.0; python_version >= '3.6'
+pygls==0.9.1; python_version >= '3.6'
 # Sort Imports
 isort==5.6.3; python_version >= '3.6'

requirements.txt

@@ -9,4 +9,5 @@ isort==5.6.3 ; python_version >= "3.6"  # via -r requirements.in
 git+git://github.com/vscode-python/jedi-language-server@42823a2598d4b6369e9273c5ad237a48c5d67553 ; python_version >= "3.6"  # via -r requirements.in
 jedi==0.17.2              # via jedi-language-server
 parso==0.7.0              # via jedi
-pygls==0.9.0 ; python_version >= "3.6"  # via -r requirements.in, jedi-language-server
+pygls==0.9.1 ; python_version >= "3.6"  # via -r requirements.in, jedi-language-server
+python-jsonrpc-server==0.2.0  # via -r requirements.in