qt/wallettests: sort includes

I split this out from an earlier commit to make it a bit less noisy.

Signed-off-by: William Casarin <jb55@jb55.com>

src/qt/test/wallettests.cpp

@@ -7,25 +7,25 @@
 
 #include <interfaces/chain.h>
 #include <interfaces/node.h>
+#include <key_io.h>
 #include <qt/bitcoinamountfield.h>
 #include <qt/bitcoinunits.h>
 #include <qt/clientmodel.h>
 #include <qt/optionsmodel.h>
+#include <qt/overviewpage.h>
 #include <qt/platformstyle.h>
 #include <qt/qvalidatedlineedit.h>
+#include <qt/receivecoinsdialog.h>
+#include <qt/receiverequestdialog.h>
+#include <qt/recentrequeststablemodel.h>
 #include <qt/sendcoinsdialog.h>
 #include <qt/sendcoinsentry.h>
 #include <qt/transactiontablemodel.h>
 #include <qt/transactionview.h>
 #include <qt/walletmodel.h>
-#include <key_io.h>
 #include <test/util/setup_common.h>
 #include <validation.h>
 #include <wallet/wallet.h>
-#include <qt/overviewpage.h>
-#include <qt/receivecoinsdialog.h>
-#include <qt/recentrequeststablemodel.h>
-#include <qt/receiverequestdialog.h>
 
 #include <chrono>
 #include <memory>