admin/doc-requirements: bump Sphinx to 5.0.2

```
Running Sphinx v4.5.0

Sphinx version error:
The sphinxcontrib.applehelp extension used by this project needs at least Sphinx v5.0; it therefore cannot be built with this version.
```

Signed-off-by: Nizamudeen A <nia@redhat.com>

diff --git a/admin/doc-requirements.txt b/admin/doc-requirements.txt
index 2f4970e3fbb31047dabf30d3d979aab359d1b603..636f7e138511e98e02a20bf71a94e681965cd15b 100644 (file)
--- a/admin/doc-requirements.txt
+++ b/admin/doc-requirements.txt
@@ -1,4 +1,4 @@
-Sphinx == 4.5.0
+Sphinx == 5.0.2
 git+https://github.com/ceph/sphinx-ditaa.git@py3#egg=sphinx-ditaa
 git+https://github.com/vlasovskikh/funcparserlib.git
 breathe >= 4.20.0,!=4.33