15289 cmd: remove pragma ident
Reviewed by: Igor Kozhukhov <igor@dilos.org>
Reviewed by: Dan Cross <cross@oxidecomputer.com>
Approved by: Dan McDonald <danmcd@mnx.io>

6269756 gcc and cmd/saf don't get along
6272663 gcc and cmd/psradm don't get along
6273836 gcc and cmd/script don't get along
6273943 gcc and cmd/ttymon don't get along

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