refactor: move url.h/cpp from lib util to lib common

src/bitcoin-cli.cpp

@@ -9,6 +9,7 @@
 
 #include <chainparamsbase.h>
 #include <clientversion.h>
+#include <common/url.h>
 #include <compat/compat.h>
 #include <compat/stdin.h>
 #include <policy/feerate.h>
@@ -21,7 +22,6 @@
 #include <util/strencodings.h>
 #include <util/system.h>
 #include <util/translation.h>
-#include <util/url.h>
 
 #include <algorithm>
 #include <chrono>