Remove unnecessary clang-format off annotations

[zuiderkwast]

We added some clang-format off comments before we had decided on the format configuration. Now, it turns out that turning formatting off is often not necessary.

[codecov]

Codecov Report

Attention: Patch coverage is 46.66667% with 48 lines in your changes missing coverage. Please review.

Project coverage is 70.24%. Comparing base (e65b2d2) to head (a5820ef).

Additional details and impacted files

@@             Coverage Diff              @@
##           unstable     #628      +/-   ##
============================================
+ Coverage     70.11%   70.24%   +0.13%     
============================================
  Files           110      110              
  Lines         60038    60039       +1     
============================================
+ Hits          42096    42175      +79     
+ Misses        17942    17864      -78     

Files	Coverage Δ
src/listpack.c	90.65% <100.00%> (-1.00%)	⬇️
src/networking.c	85.37% <100.00%> (-0.05%)	⬇️
src/notify.c	97.01% <100.00%> (ø)
src/object.c	78.57% <100.00%> (ø)
src/replication.c	87.10% <100.00%> (ø)
src/util.c	71.25% <ø> (ø)
src/valkey-cli.c	53.26% <100.00%> (+1.75%)	⬆️
src/sds.c	85.81% <0.00%> (ø)
src/server.c	88.92% <0.00%> (ø)
src/valkey-benchmark.c	57.66% <0.00%> (ø)
... and 6 more

... and 5 files with indirect coverage changes