database_connection.cpp: Fix compil issues on msys2. these issues are

due to "old" (or not existing) types used in sql.h

common/database/database_connection.cpp

@@ -21,7 +21,21 @@
 #include <boost/locale.hpp>
 #include <fmt/core.h>
 #include <nanodbc/nanodbc.h>
+
+// Some outdated definitions are used in sql.h
+// We need to define them for "recent" dev tools
+#define INT64 int64_t
+#define UINT64 uint64_t
+
+#ifdef __MINGW32__
+#define BYTE uint8_t
+#define WORD uint16_t
+#define DWORD uint32_t
+#define HWND uint32_t   /* dummy define */
+#endif
+
 #include <sql.h> // SQL_IDENTIFIER_QUOTE_CHAR
+
 #include <wx/log.h>
 
 #include <database/database_connection.h>

include/fmt.h

@@ -23,7 +23,8 @@
 
 #include <fmt/core.h>
 #include <fmt/ostream.h>
-#include <wx/wx.h>
+
+#include <wx/string.h>
 
 // {fmt} formatter for wxString
 FMT_BEGIN_NAMESPACE