PR #110246 - sql: avoid stampede on synthetic privilege cache in vtable population (2 of 2)

[cockroach-teamcity]

Exalate commented:

Related PR: cockroachdb/cockroach#110246
Commit: cockroachdb/cockroach@6fd53b7
Epic: none
Related product changes: https://cockroachlabs.atlassian.net/issues/?jql=project%20%3D%20%22DOC%22%20and%20%22Doc%20Type%5BDropdown%5D%22%20%3D%20%22Product%20Change%22%20AND%20description%20~%20%22commit%2F6fd53b79005032372bc040118ac21672238e92ea%22%20ORDER%20BY%20created%20DESC

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Release note (sql change): Introspection queries will now show the
internal node user as the owner of tables in pg_catalog and
information_schema. Previously the owner was shown as admin, but that
was inaccurate since users with the admin role could not modify these
tables in any way.

Jira Issue: DOC-8765