Revert "IKHSS7-8501 msm: watchdog: register to nmi wdog notifier chain"

This reverts commit ec050cba24679bdf60eea13a87b45380f29e7a58.
arm: fix unresolved conflict "IKQCOMSD1-593 Export MMI..."

Fix unresolved conflict of the commit:
commit a00d81dc7f3024d95dad87b895996fcddb00f464
IKQCOMSD1-593 Export MMI specific unit info to modem over SMEM

Change-Id: Ia0d1257466db4b3d2c41afd147a540a714d9fc6b