db: distinguish HEIC from HEIF in mime type detection

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I1a25c6d30fde6b4cc33c2a1666b2e1606a6a6964

src/db/mod.rs

@@ -725,6 +725,7 @@ pub fn detect_mime(data: &[u8]) -> Option<String> {
       ImageType::Qoi => "image/qoi",
       ImageType::Tga => "image/x-tga",
       ImageType::Vtf => "image/x-vtf",
+      ImageType::Heif(imagesize::Compression::Hevc) => "image/heic",
       ImageType::Heif(_) => "image/heif",
       _ => "application/octet-stream",
     };