libeffects: move all libraries to vendor

Bug: 37490685
Test: equalizer works in google play music
Merged-In: Ieac42c64e4713745a7a6770cc4521eaed28f030f
Change-Id: Ieac42c64e4713745a7a6770cc4521eaed28f030f
(cherry picked from commit 87d2999a94841456bf75de6bd84b686c0d5da445)
1 file changed