security+tools: deprecate TPM unlock functionality
And remove the implementation in the tpm-osxkeychain backend
Refs: #4754
Change-Id: I6d61b7aab83aba2c9128b524e178c71de8635b75
diff --git a/docs/manpages/ndnsec-unlock-tpm.rst b/docs/manpages/ndnsec-unlock-tpm.rst
index 5e18108..858f0b6 100644
--- a/docs/manpages/ndnsec-unlock-tpm.rst
+++ b/docs/manpages/ndnsec-unlock-tpm.rst
@@ -9,5 +9,7 @@
Description
-----------
+**DEPRECATED**
+
This command can be used to (temporarily) unlock the local
**Trusted Platform Module (TPM)** that manages the private keys.
diff --git a/docs/manpages/ndnsec.rst b/docs/manpages/ndnsec.rst
index edf948a..6f2064a 100644
--- a/docs/manpages/ndnsec.rst
+++ b/docs/manpages/ndnsec.rst
@@ -56,9 +56,6 @@
:doc:`import <ndnsec-import>`
Import an identity from a SafeBag.
-:doc:`unlock-tpm <ndnsec-unlock-tpm>`
- Unlock the TPM.
-
Exit Status
-----------