bump typing_extensions to 4.7.1

[Aiqin-Aiven]

bump typing_extensions to 4.7.1 as pipeline is broken for rohmu dependency

Why this way

As suggested here:
Aiven-Open/rohmu#144

[codecov-commenter]

Codecov Report

Merging #601 (f1e4459) into main (60d6bf6) will increase coverage by 0.08%.
Report is 3 commits behind head on main.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #601      +/-   ##
==========================================
+ Coverage   91.29%   91.37%   +0.08%     
==========================================
  Files          32       32              
  Lines        4709     4709              
==========================================
+ Hits         4299     4303       +4     
+ Misses        410      406       -4     

see 1 file with indirect coverage changes

[rominf]

I would omit for pghoard in commit message, PR title and message, since it's extra (it's pghoard repository 😄), but it is not a blocker of course.

[Aiqin-Aiven]

@rominf can you merge it? thanks.

[Mulugruntz]

This looks good to me.