Build tag regex pattern update

[parkerduckworth]

Updated the license header addition script to look for //go:build, the conditional compilation directive added in go1.17, so that build tags are not overwritten in the process. Also small typo fix in a disk use debug log.

[codecov]

Codecov Report

Merging #1869 (b3aa81a) into master (7860f17) will decrease coverage by 0.04%.
The diff coverage is 53.59%.

@@            Coverage Diff             @@
##           master    #1869      +/-   ##
==========================================
- Coverage   66.27%   66.23%   -0.05%     
==========================================
  Files         415      417       +2     
  Lines       31433    31573     +140     
==========================================
+ Hits        20833    20911      +78     
- Misses       8792     8846      +54     
- Partials     1808     1816       +8     

Flag	Coverage Δ
integration	67.12% <65.07%> (-0.02%)	⬇️
unittests	66.23% <53.59%> (-0.05%)	⬇️

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

Impacted Files	Coverage Δ
adapters/handlers/rest/configure_api.go	0.00% <0.00%> (ø)
...dapters/repos/db/lsmkv/segment_group_compaction.go	68.21% <ø> (-0.96%)	⬇️
usecases/config/config_handler.go	0.00% <0.00%> (ø)
usecases/config/environment.go	0.00% <0.00%> (ø)
adapters/repos/db/shard_disk_use.go	25.53% <25.53%> (ø)
adapters/repos/db/disk_use.go	81.08% <81.08%> (ø)
adapters/repos/db/repo.go	80.00% <84.61%> (+1.05%)	⬆️
adapters/repos/db/index.go	69.34% <100.00%> (+0.19%)	⬆️
adapters/repos/db/init.go	59.25% <100.00%> (+3.25%)	⬆️
adapters/repos/db/lsmkv/store.go	70.73% <100.00%> (+3.16%)	⬆️
... and 8 more

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