Fix docs build (update dependencies) (#957)

Author: ods

.github/workflows/tests.yml

@@ -42,7 +42,7 @@ jobs:
         key: ${{ runner.os }}-py-3.9-${{ hashFiles('requirements-ci.txt') }}-${{ hashFiles('setup.py') }}
         # If miss on key takes any other cache with different hashes, will download correct ones on next step anyway
         restore-keys: |
-         ${{ runner.os }}-py-3.9-
+          ${{ runner.os }}-py-3.9-
 
     - name: Install python dependencies
       run: |

requirements-docs.txt

@@ -1,6 +1,6 @@
 -r requirements-cython.txt
-Sphinx==4.3.0
+Sphinx==7.2.6
 sphinxcontrib-asyncio==0.3.0
-sphinxcontrib-spelling==7.2.1
-alabaster==0.7.12
+sphinxcontrib-spelling==8.0.0
+alabaster==0.7.16
 -e .