release: target Windows 10 or later

While we will only outwardly support Windows 10+, due to an issue in
mingw-w64, we can't set the *-subsystem-version values higher than to
target Windows 8, so do that as a best effort.

CMakeLists.txt

@@ -253,8 +253,8 @@ if(WIN32)
   ]=]
 
   target_compile_definitions(core_interface INTERFACE
-    _WIN32_WINNT=0x0601
-    _WIN32_IE=0x0501
+    _WIN32_WINNT=0x0A00
+    _WIN32_IE=0x0A00
     WIN32_LEAN_AND_MEAN
     NOMINMAX
   )
@@ -292,9 +292,11 @@ if(WIN32)
     # See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54412.
     try_append_cxx_flags("-Wa,-muse-unaligned-vector-move" TARGET core_interface SKIP_LINK)
     try_append_linker_flag("-static" TARGET core_interface)
-    # We require Windows 7 (NT 6.1) or later.
+    # We support Windows 10+, however it's not possible to set these values accordingly,
+    # due to a bug in mingw-w64. See https://sourceforge.net/p/mingw-w64/bugs/968/.
+    # As a best effort, target Windows 8.
     try_append_linker_flag("-Wl,--major-subsystem-version,6" TARGET core_interface)
-    try_append_linker_flag("-Wl,--minor-subsystem-version,1" TARGET core_interface)
+    try_append_linker_flag("-Wl,--minor-subsystem-version,2" TARGET core_interface)
   endif()
 endif()