Fix various misspellings

[svenklemm]

No description provided.

[codecov]

Codecov Report

Merging #4436 (18dd96e) into main (eb9f466) will decrease coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #4436      +/-   ##
==========================================
- Coverage   90.88%   90.85%   -0.04%     
==========================================
  Files         221      221              
  Lines       40731    40730       -1     
==========================================
- Hits        37020    37005      -15     
- Misses       3711     3725      +14     

Impacted Files	Coverage Δ
src/cache_invalidate.c	91.48% <ø> (ø)
src/chunk.c	94.30% <ø> (ø)
src/cross_module_fn.c	69.28% <ø> (ø)
src/debug_point.c	93.42% <ø> (ø)
src/extension_utils.c	95.45% <ø> (ø)
src/planner/agg_bookend.c	93.16% <ø> (ø)
src/process_utility.c	94.50% <ø> (ø)
tsl/src/data_node.c	95.39% <ø> (ø)
tsl/src/nodes/decompress_chunk/decompress_chunk.c	95.16% <ø> (ø)
src/bgw/scheduler.c	82.89% <0.00%> (-3.54%)	⬇️
... and 3 more

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