doc: fix typos and grammar in BUILDING.md & onboarding.md #54829

Re-run triggered January 4, 2026 15:52

aduh95

#61267

Status Success

Total duration 1m 37s

Artifacts 1

doc.yml

on: pull_request

Produced during runtime

Name	Size	Digest
docs	5.58 MB	`sha256:b8ebcc0a5ba37f1a3a803c0d4eff37c732597b7fe042c03a5cd009f117603c20`