mesa: android: freedreno: Fix build failure due to path change

The ir3_nir_trig.py file was moved in a previous commit,
aa0fed10d3 (freedreno: move ir3 to common location),
so update the Android.gen.mk file to match.

Cc: Rob Clark <robdclark@chromium.org>
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Cc: Amit Pundir <amit.pundir@linaro.org>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Alistair Strachan <astrachan@google.com>
Cc: Greg Hartman <ghartman@google.com>
Cc: Tapani Pälli <tapani.palli@intel.com>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Fixes: aa0fed10d3 ("freedreno: move ir3 to common location")
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>

src/gallium/drivers/freedreno/Android.gen.mk

@@ -25,7 +25,7 @@ LOCAL_MODULE_CLASS := STATIC_LIBRARIES
 endif
 
 ir3_nir_trig_deps := \
-	$(LOCAL_PATH)/ir3/ir3_nir_trig.py \
+	$(MESA_TOP)/src/freedreno/ir3/ir3_nir_trig.py \
 	$(MESA_TOP)/src/compiler/nir/nir_algebraic.py
 
 intermediates := $(call local-generated-sources-dir)