uqmi: set dangling-pointer as error

With "ebfe8b4 CMakeLists: set no-dangling-pointer" the compilation
option is set in uqmi, and can therefore be removed from no-error.

Signed-off-by: Jean Thomas <jean.thomas@wifirst.fr>

package/network/utils/uqmi/Makefile

@@ -34,7 +34,6 @@ endef
 
 TARGET_CFLAGS += \
 	-I$(STAGING_DIR)/usr/include \
-	-Wno-error=dangling-pointer \
 	-Wno-error=maybe-uninitialized
 
 CMAKE_OPTIONS += \