Bump certifi from 2022.12.7 to 2023.7.22 (#50)

Bumps [certifi](https://github.com/certifi/python-certifi) from 2022.12.7 to 2023.7.22.
- [Commits](https://github.com/certifi/python-certifi/compare/2022.12.07...2023.07.22)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: direct:production
...

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

requirement_files/Sphinx.txt

@@ -1,6 +1,6 @@
 alabaster==0.7.12
 Babel==2.11.0
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 docutils==0.19
 idna==3.4

requirement_files/requests.txt

@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 idna==3.4
 requests==2.28.1

requirement_files/slacker.txt

@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 idna==3.4
 requests==2.28.1