Disable unsupported Inet configuration breaking iOS integration.

For a yet-unknown reason, trying to read the TCP Tx buffer with ioctl on iOS fails with ENXIO. Since this code was written primarily for embedded Linux platforms, and is not needed for mobile clients, this CL turns off that bit of code for iOS builds.

Author: lcniles

build/config/ios/WeaveProjectConfig.h

@@ -24,4 +24,6 @@
 #ifndef WEAVEPROJECTCONFIG_H
 #define WEAVEPROJECTCONFIG_H
 
+#define INET_CONFIG_OVERRIDE_SYSTEM_TCP_USER_TIMEOUT 0
+
 #endif /* WEAVEPROJECTCONFIG_H */