libjc_keymint.nxp: remove -Wno-enum-constexpr-conversion am: 69217ad2b9

Original change: https://android-review.googlesource.com/c/platform/hardware/nxp/keymint/+/3466212

Change-Id: I0cf22a2293a568d1d9849d3d132793ede2bd3a15
Signed-off-by: Automerger Merge Worker <[email protected]>