Remove redundant clang-format toggle in intrapred_neon.c

Clang-format is never disabled, so no need to turn it back on again.

Change-Id: I3a776b6be4961b14bdc3960bee305fccdd8dfc8d
diff --git a/aom_dsp/arm/intrapred_neon.c b/aom_dsp/arm/intrapred_neon.c
index f894176..7eb9e7d 100644
--- a/aom_dsp/arm/intrapred_neon.c
+++ b/aom_dsp/arm/intrapred_neon.c
@@ -1149,7 +1149,6 @@
     0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
 };
 
-/* clang-format on */
 static AOM_FORCE_INLINE void dr_prediction_z1_HxW_internal_neon_64(
     int H, int W, uint8x8_t *dst, const uint8_t *above, int upsample_above,
     int dx) {