Move every db.Prepare to sqlutil.Statementlist, remove trace driver

[S7evinK]

Doesn't buy us much, but makes everything a bit more consistent.

Also removes the SQL trace driver, as it is unused and the output is hard to read anyway.

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.42 🎉

Comparison is base (cb18ba0) 63.15% compared to head (52347c0) 63.57%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3026      +/-   ##
==========================================
+ Coverage   63.15%   63.57%   +0.42%     
==========================================
  Files         497      497              
  Lines       53822    53685     -137     
==========================================
+ Hits        33993    34132     +139     
+ Misses      16134    15946     -188     
+ Partials     3695     3607      -88     

Flag	Coverage Δ
unittests	43.19% <100.00%> (+0.46%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
internal/sqlutil/sqlite_cgo.go	100.00% <ø> (+50.00%)	⬆️
internal/sqlutil/sqlite_native.go	66.66% <ø> (+12.12%)	⬆️
internal/sqlutil/sqlutil.go	76.92% <ø> (+5.49%)	⬆️
internal/sqlutil/writer_exclusive.go	74.28% <ø> (+9.28%)	⬆️
federationapi/storage/postgres/blacklist_table.go	83.78% <100.00%> (+24.69%)	⬆️
...derationapi/storage/postgres/joined_hosts_table.go	65.11% <100.00%> (+16.63%)	⬆️
.../storage/postgres/notary_server_keys_json_table.go	78.57% <100.00%> (+18.57%)	⬆️
...rage/postgres/notary_server_keys_metadata_table.go	63.33% <100.00%> (+16.95%)	⬆️
federationapi/storage/postgres/queue_json_table.go	70.00% <100.00%> (+16.66%)	⬆️
federationapi/storage/postgres/queue_pdus_table.go	65.21% <100.00%> (+15.21%)	⬆️
... and 17 more

... and 11 files with indirect coverage changes

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