MTR_LOG_NO_REDO

Issue:
======
We hit the assert added in the mtr_commit() when we try to rotate the
master key when InnoDB is in the read only mode.

Fix:
====
Avoid rotating the master key when in read only mode and display
appropriate error message.

RB: 13700
Reviewed by: Satya Bodapati <satya.bodapati@oracle.com>
Reviewed by: Allen Lai <zheng.lai@oracle.com>