Remove UpsertExternalServices in favor of internal/db/ExternalServiceStore#Upsert

Created by: asdine

This PR removes UpsertExternalService from the repo-updater store in favor of internal/db/ExternalServiceStore#Upsert.

Created by: sourcegraph-bot

Notifying subscribers in CODENOTIFY files for diff 05caab884b00fd72e1fdd45e94cb02b6c9c9b471...79b33e0553d8405bf4e50d1df2292b063f495908.

Notify	File(s)
@LawnGnome	internal/db/external_services.go
@eseliger	internal/db/external_services.go
@unknwon	enterprise/cmd/repo-updater/authz/integration_test.go

Created by: codecov[bot]

Codecov Report

Merging #16827 (79b33e0) into main (05caab8) will decrease coverage by 0.05%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main   #16827      +/-   ##
==========================================
- Coverage   52.44%   52.39%   -0.06%     
==========================================
  Files        1703     1703              
  Lines       84764    84700      -64     
  Branches     7615     7615              
==========================================
- Hits        44457    44380      -77     
- Misses      36406    36420      +14     
+ Partials     3901     3900       -1     

Flag	Coverage Δ		*Carryforward flag
go	51.56% <100.00%> (-0.08%)
integration	29.69% <ø> (ø)		Carriedforward from 05caab8
storybook	28.77% <ø> (ø)		Carriedforward from 05caab8
typescript	54.38% <ø> (ø)		Carriedforward from 05caab8
unit	34.99% <ø> (ø)		Carriedforward from 05caab8

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
internal/db/external_services.go	66.23% <ø> (ø)
internal/repos/observability.go	92.80% <ø> (-0.33%)
internal/repos/store.go	79.10% <ø> (-4.05%)
cmd/repo-updater/repoupdater/server.go	57.88% <100.00%> (ø)
internal/repos/syncer.go	77.10% <100.00%> (ø)
.../internal/codeintel/resolvers/graphql/locations.go	83.50% <0.00%> (-2.07%)