docs/ci: drop stale local-precommit/release.sh references — CI is the only gate

.github/workflows/qa.yml

@@ -15,9 +15,8 @@ name: qa
 # one being released, which is the exact failure this branch exists to prevent.
 #
 # What this gate CANNOT cover: `disc://` and real `iso://` need physical media,
-# and no hosted runner has an optical drive or the image hoard. Those run on a
-# self-hosted runner (see the media job at the end) and are the one leg that
-# stays on hardware.
+# and no hosted runner has an optical drive or the image hoard. That coverage
+# lives in freemkv's qa.yml (the real-media EC2 matrix), not in this file.
 on:
   push:
     branches: [qa]

.github/workflows/release.yml

@@ -29,7 +29,7 @@ jobs:
 
   # Tests run as a PARALLEL TRIPWIRE: they fail the run if they fail, but the
   # publish/release jobs do NOT `needs:` this job. The tag decision was already
-  # gated by the local precommit (same MSRV, same commit). Binary consumers
+  # gated by CI (ci.yml on dev, then a green qa.yml on the same commit). Binary consumers
   # (freemkv/autorip/bdemu) git-tag-pin libfreemkv and therefore start building
   # the instant this tag exists — so this test job and the crates.io publish
   # below must NOT sit on their critical path.