Fix compression settings handling in Hypercore TAM

[erimatnor]

Fix a bug which caused compression settings to remain after having converted a Hypercore TAM chunk back to another TAM (e.g., heap).

Remove any orphaned settings in the update script.

[codecov]

Codecov Report

Attention: Patch coverage is 83.33333% with 4 lines in your changes missing coverage. Please review.

Project coverage is 81.90%. Comparing base (59f50f2) to head (7c0165d).
Report is 797 commits behind head on main.

Files with missing lines	Patch %	Lines
tsl/src/hypercore/hypercore_handler.c	83.33%	3 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7764      +/-   ##
==========================================
+ Coverage   80.06%   81.90%   +1.83%     
==========================================
  Files         190      247      +57     
  Lines       37181    45428    +8247     
  Branches     9450    11354    +1904     
==========================================
+ Hits        29770    37209    +7439     
- Misses       2997     3754     +757     
- Partials     4414     4465      +51     

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[timescale-automation]

Automated backport to 2.18.x not done: cherry-pick failed.

Git status

HEAD detached at origin/2.18.x
You are currently cherry-picking commit 9bd978615.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	new file:   .unreleased/pr_7764
	modified:   sql/updates/post-update.sql
	modified:   tsl/src/hypercore/hypercore_handler.h
	modified:   tsl/test/expected/hypercore_create.out
	modified:   tsl/test/sql/hypercore_create.sql

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   tsl/src/hypercore/hypercore_handler.c

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