Improve strings

[noerw]

Minor improvements to en-US locale, adapting to changes in handling of external account linking (when linking accounts a password is not required anymore)

[codecov-io]

Codecov Report

Merging #13548 (12625ca) into master (c5f6f8f) will increase coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #13548      +/-   ##
==========================================
+ Coverage   42.23%   42.24%   +0.01%     
==========================================
  Files         697      697              
  Lines       76576    76576              
==========================================
+ Hits        32340    32351      +11     
+ Misses      38919    38915       -4     
+ Partials     5317     5310       -7     

Impacted Files	Coverage Δ
modules/indexer/stats/queue.go	64.70% <0.00%> (-11.77%)	⬇️
modules/indexer/stats/db.go	43.47% <0.00%> (-8.70%)	⬇️
modules/charset/charset.go	68.53% <0.00%> (-4.50%)	⬇️
services/pull/temp_repo.go	26.59% <0.00%> (-3.20%)	⬇️
services/pull/patch.go	53.97% <0.00%> (-1.71%)	⬇️
services/mailer/mail.go	60.21% <0.00%> (-1.08%)	⬇️
services/pull/pull.go	40.78% <0.00%> (-0.50%)	⬇️
services/pull/check.go	51.82% <0.00%> (ø)
modules/notification/mail/mail.go	39.08% <0.00%> (ø)
models/error.go	37.08% <0.00%> (+0.33%)	⬆️
... and 8 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c5f6f8f...12625ca. Read the comment docs.