deps: fix call to undeclared function 'ntohl'

Author: MatteoBax

common.gypi

@@ -230,7 +230,7 @@
             ],
           },],
           ['OS == "android"', {
-            'cflags': [ '-fPIC', '-I<(android_ndk_path)/sources/android/cpufeatures' ],
+            'cflags': [ '-fPIC', '-I<(android_ndk_path)/sources/android/cpufeatures', '-Wno-implicit-function-declaration' ],
             'ldflags': [ '-fPIC' ]
           }],
         ],