Revert "xmm626x: Update libril to v9 [1/2]"

This reverts commit a28fa8e0a8d64c960f2157e779de0e3d13d2174b.

Change-Id: Ieef29b419b0f0dca323700920ae7226a15c0ae49
Merge pull request #1 from omnirom/android-4.4

Revert "xmm626x: Update libril to v9 [1/2]"