Remove guards for older macOS and SDK versions

app/streaming/video/ffmpeg-renderers/vt_base.mm

@@ -58,7 +58,6 @@ bool VTBaseRenderer::checkDecoderCapabilities(id<MTLDevice> device, PDECODER_PAR
         }
     }
     else if (params->videoFormat & VIDEO_FORMAT_MASK_AV1) {
-    #if __MAC_OS_X_VERSION_MAX_ALLOWED >= 130000
         if (!VTIsHardwareDecodeSupported(kCMVideoCodecType_AV1)) {
             SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
                         "No HW accelerated AV1 decode via VT");
@@ -67,11 +66,6 @@ bool VTBaseRenderer::checkDecoderCapabilities(id<MTLDevice> device, PDECODER_PAR
 
         // 10-bit is part of the Main profile for AV1, so it will always
         // be present on hardware that supports 8-bit.
-    #else
-        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                    "AV1 requires building with Xcode 14 or later");
-        return false;
-    #endif
     }
 
     return true;