android: fix missing backspace for line continuation

Reported-by: Clayton Craft <clayton.a.craft@intel.com>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=109944
Fixes: e1d81decf7 "build: make passing an incorrect pointer type a hard error"
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>

Android.common.mk

@@ -32,7 +32,7 @@ LOCAL_C_INCLUDES += \
 MESA_VERSION := $(shell cat $(MESA_TOP)/VERSION)
 LOCAL_CFLAGS += \
 	-Wno-error \
-	-Werror=incompatible-pointer-types
+	-Werror=incompatible-pointer-types \
 	-Wno-unused-parameter \
 	-Wno-pointer-arith \
 	-Wno-missing-field-initializers \