scripted-diff: Move ui_interface to the node lib

-BEGIN VERIFY SCRIPT-

 # Move files
 git mv src/ui_interface.h                                          src/node/ui_interface.h
 git mv src/ui_interface.cpp                                        src/node/ui_interface.cpp
 sed -i -e 's/BITCOIN_UI_INTERFACE_H/BITCOIN_NODE_UI_INTERFACE_H/g' src/node/ui_interface.h

 # Adjust includes and makefile
 sed -i -e 's|ui_interface|node/ui_interface|g' $(git grep -l ui_interface)

 # Sort includes
 git diff -U0 | clang-format-diff -p1 -i -v

-END VERIFY SCRIPT-

src/qt/sendcoinsdialog.cpp

@@ -21,9 +21,9 @@
 #include <chainparams.h>
 #include <interfaces/node.h>
 #include <key_io.h>
+#include <node/ui_interface.h>
 #include <policy/fees.h>
 #include <txmempool.h>
-#include <ui_interface.h>
 #include <wallet/coincontrol.h>
 #include <wallet/fees.h>
 #include <wallet/wallet.h>