bug#55523: Apostrophe does not run

[MohammadSaleh Kamyab via Bug reports for GNU Guix <bug-guix@gnu.org>]

Package `apostrophe` does not run after installation.
error:
```
Traceback (most recent call last):
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/bin/.apostrophe-real", line 69, in <module>
sys.exit(main())
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/bin/.apostrophe-real", line 63, in main
return run_application()
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/bin/.apostrophe-real", line 52, in run_application
from apostrophe.application import Application
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/lib/python3.9/site-packages/apostrophe/application.py", line 20, in <module>
from apostrophe.main_window import MainWindow
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/lib/python3.9/site-packages/apostrophe/main_window.py", line 29, in <module>
from apostrophe.preview_handler import PreviewHandler
File "/gnu/store/y1c288s67vnqgz4378psxsnv8rrnm5kh-apostrophe-2.5/lib/python3.9/site-packages/apostrophe/preview_handler.py", line 10, in <module>
gi.require_version('WebKit2’, '4.0')
File "/gnu/store/1av328rwnh02pbiclxfb1spxrshgd6an-python-pygobject-3.40.1/lib/python3.9/site-packages/gi/init.py", line 129, in require_version
raise ValueError('Namespace %s not available for version %s' %
ValueError: Namespace WebKit2 not available for version 4.0
```