fix(updater): fix appimage extraction (#784)

* fix updater on linux

* review changes

* Apply suggestions from code review

* change file

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Co-authored-by: Kris Krolak <krzysiek.krolak@gmail.com>

plugins/updater/src/error.rs

@@ -62,6 +62,8 @@ pub enum Error {
     /// Temp dir is not on same mount mount. This prevents our updater to rename the AppImage to a temp file.
     #[error("temp directory is not on the same mount point as the AppImage")]
     TempDirNotOnSameMountPoint,
+    #[error("binary for the current target not found in the archive")]
+    BinaryNotFoundInAcrhive,
     #[error(transparent)]
     Http(#[from] http::Error),
 }