Fix typos (thanks @qndel!)

Fix typos in comments and in one case in a returned error ("insuffient -> insufficient" fb273eb)
codespell src/ *.cpp *.h *.hpp --ignore-words-list unknwn,thid,algebric,statics,pixelX,pEvents,caf,ptd,parms,pEvent,parm,TextureRS,TE,HDA,LOD,datas,UE,xwindows,IIF
cd src; git checkout \
    events/imKStoUCS.* \
    hidapi \
    joystick/controller_type.c \
    joystick/controller_type.h \
    joystick/hidapi/steam/controller_constants.h \
    joystick/hidapi/steam/controller_structs.h \
    libm \
    stdlib/SDL_malloc.c \
    stdlib/SDL_qsort.c \
    stdlib/SDL_strtokr.c \
    video/khronos \
    video/x11/edid.h \
    video/x11/edid-parse.c \
    video/x11/xsettings-client.* \
    video/yuv2rgb

src/core/windows/SDL_windows.h

@@ -161,7 +161,7 @@ extern BOOL WIN_IsRectEmpty(const RECT *rect);
 
 extern SDL_AudioFormat SDL_WaveFormatExToSDLFormat(WAVEFORMATEX *waveformat);
 
-// WideCharToMultiByte, but with some WinXP manangement.
+// WideCharToMultiByte, but with some WinXP management.
 extern int WIN_WideCharToMultiByte(UINT CodePage, DWORD dwFlags, LPCWCH lpWideCharStr, int cchWideChar, LPSTR lpMultiByteStr, int cbMultiByte, LPCCH lpDefaultChar, LPBOOL lpUsedDefaultChar);
 
 // Ends C function definitions when using C++