msm8953-common: Enable 64 bit DRM plugins compilation

Enable 64 bit compilation for DRM plugins.
This will generate DRM plugins, HALs & oemcrypto_test in 64 bit.

Change-Id: I451db39edea3446d9816fcaba77caa8d3b097afb

BoardConfigCommon.mk

@@ -135,6 +135,9 @@ VSYNC_EVENT_PHASE_OFFSET_NS := 2000000
 OVERRIDE_RS_DRIVER := libRSDriver_adreno.so
 USE_OPENGL_RENDERER := true
 
+# DRM
+TARGET_ENABLE_MEDIADRM_64 := true
+
 # Filesystem
 TARGET_USERIMAGES_USE_F2FS := true
 TARGET_USERIMAGES_USE_EXT4 := true