emulators/open-vm-tools: Update to 12.0.5

• Update to 12.0.5 [1]
• Silence checkvm_cmd [2]

PR: 264241 [1], 264564 [2]
Reported by: John Wolfe <jwolfe@vmware.com> [1], oz42@oz42.eu [2]
Sponsored by: Rubicon Communications, LLC ("Netgate")

(cherry picked from commit eb65cf5cbe543a6372834bee33243344bc40f737)