ppsspp.rc: remove mingw32 specific code

# Conflicts:
#	Windows/aboutbox.rc

Author: oltolm

.editorconfig

@@ -26,9 +26,6 @@ charset = utf-8-bom
 # This file may need to force a BOM so compilers treat as utf-8.
 charset = utf-8-bom
 
-[Windows/{aboutbox.rc,version.rc}]
-charset = utf-8
-
 [ext/at3_standalone/**.{cpp,h}]
 indent_style = space
 indent_size = 4

Windows/PPSSPP.vcxproj

@@ -1703,14 +1703,12 @@
     <None Include="zipup.cmd" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="aboutbox.rc" />
     <ResourceCompile Include="ppsspp.rc">
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(EXTERNAL_RC_DEFINITIONS);_VC80_UPGRADE=0x0710;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(EXTERNAL_RC_DEFINITIONS);_VC80_UPGRADE=0x0710;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">$(EXTERNAL_RC_DEFINITIONS);_VC80_UPGRADE=0x0710;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|ARM'">$(EXTERNAL_RC_DEFINITIONS);_VC80_UPGRADE=0x0710;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ResourceCompile>
-    <None Include="version.rc" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Common\Common.vcxproj">

Windows/aboutbox.rc

@@ -103,8 +103,8 @@ END
 // Version
 //
 
-// no utf-16 support when using mingw's resource compiler
-#ifdef __MINGW32__
+#pragma code_page(65001)
+
 // win-version.h is generated by git-version-gen.cmd.
 #include "win-version.h"
 
@@ -126,11 +126,11 @@ BEGIN
         BLOCK "040904b0"
         BEGIN
             VALUE "Comments", "PPSSPP PSP emulator"
-            VALUE "CompanyName", "Henrik Rydg\xE5rd"
+            VALUE "CompanyName", "Henrik Rydgård"
             VALUE "FileDescription", "PPSSPP"
             VALUE "FileVersion", PPSSPP_WIN_VERSION_STRING
             VALUE "InternalName", "PPSSPPEmu"
-            VALUE "LegalCopyright", "Copyright \xA9 2006-2021 by Henrik Rydg\xE5rd"
+            VALUE "LegalCopyright", "Copyright © 2006-2021 by Henrik Rydgård"
             VALUE "LegalTrademarks", "All product names are trademarks of their respective owners."
             VALUE "OriginalFilename", "PPSSPP.exe"
             VALUE "ProductName", "PPSSPP"
@@ -142,9 +142,6 @@ BEGIN
         VALUE "Translation", 0x409, 1200
     END
 END
-#else
-#include "version.rc"
-#endif
 
 #endif    // Neutral (Default) resources
 /////////////////////////////////////////////////////////////////////////////
@@ -274,8 +271,8 @@ BEGIN
     CONTROL         "",IDC_GEDBG_MATRICES,"SysListView32",LVS_ALIGNLEFT | LVS_SHOWSELALWAYS | LVS_REPORT | WS_BORDER | WS_TABSTOP,7,7,217,86
 END
 
-// no utf-16 support when using mingw's resource compiler
-#ifdef __MINGW32__
+#pragma code_page(65001)
+
 IDD_ABOUTBOX DIALOGEX 0, 0, 301, 163
 STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU
 CAPTION "About"
@@ -284,17 +281,14 @@ BEGIN
     DEFPUSHBUTTON   "OK",IDOK,243,140,50,14
     ICON            IDI_PPSSPP,IDC_STATIC,10,9,21,20
     LTEXT           "PPSSPP",IDC_VERSION,40,8,127,9
-    LTEXT           "Copyright \xA9 by Henrik Rydg\xE5rd  the PPSSPP project 2012-",IDC_STATIC,40,33,253,8
+    LTEXT           "Copyright © by Henrik Rydgård  the PPSSPP project 2012-",IDC_STATIC,40,33,253,8
     LTEXT           "All trademarks are property of their respective owners.\nThe emulator is for educational and development purposes only and it may not be used to play games you do not legally own.",IDC_STATIC,40,102,253,24
     LTEXT           "PSP emulator and debugger",IDC_STATIC,40,19,253,8
     LTEXT           "CISO decompression code by BOOSTER",IDC_STATIC,48,73,240,8
     LTEXT           "PSPSDK by #pspdev (freenode)",IDC_STATIC,48,62,240,8
     LTEXT           "zlib by Jean-loup Gailly (compression) and Mark Adler (decompression)",IDC_STATIC,48,85,240,8
     LTEXT           "Additional credits:",IDC_STATIC,40,49,253,8
 END
-#else
-#include "aboutbox.rc"
-#endif
 
 IDD_MEMORY DIALOGEX 0, 0, 700, 310
 STYLE DS_SETFONT | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME