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/misc/ios/SDL_sysurl.m

@@ -31,7 +31,7 @@ bool SDL_SYS_OpenURL(const char *url)
     @autoreleasepool {
 
 #ifdef SDL_PLATFORM_VISIONOS
-        return SDL_Unsupported();  // openURL is not suported on visionOS
+        return SDL_Unsupported();  // openURL is not supported on visionOS
 #else
         NSString *nsstr = [NSString stringWithUTF8String:url];
         NSURL *nsurl = [NSURL URLWithString:nsstr];