Cleanup and renaming of vibrator HAL sepolicy

Renaming vibrator sepolicy to remove the version number.
Also moving the related binder_call() to maintain alphabetical order.

Bug: 32123421
Change-Id: I2bfa835085519ed10f61ddf74e7e668dd12bda04
Test: booted, and checked vibrate on keypress on bullhead
diff --git a/private/file_contexts b/private/file_contexts
index a4a8770..5290c2c 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -222,7 +222,7 @@
 /system/fake-lib(64)?/libart.*   u:object_r:libart_file:s0
 /system/lib(64)?/libart.*        u:object_r:libart_file:s0
 /system/bin/hw/android.hardware.nfc@1.0-service   u:object_r:android_hardware_nfc_1_0_service_exec:s0
-/system/bin/hw/android.hardware.vibrator@1.0-service   u:object_r:android_hardware_vibrator_1_0_service_exec:s0
+/system/bin/hw/android.hardware.vibrator@1.0-service   u:object_r:android_hardware_vibrator_service_exec:s0
 
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 # Vendor files