Fix artifacts not matching during linux incremental update

Author: MCOfficer

src/install.rs

@@ -170,7 +170,7 @@ pub fn choose_artifact<A: Artifact>(artifacts: Vec<A>, instance_type: InstanceTy
         }
     }
     Err(anyhow!(
-        "Couldn't match any asset against for {:#?}",
+        "Couldn't match any asset against {:#?}",
         instance_type
     ))
 }

src/instance.rs

@@ -29,7 +29,7 @@ impl InstanceType {
             Self::MacOS => archive_name.contains("mac") || archive_name.ends_with(".dmg"),
             Self::Windows => archive_name.contains("win64"),
             Self::Linux => archive_name.ends_with(".tar.gz"),
-            Self::AppImage => archive_name.ends_with(".AppImage"),
+            Self::AppImage => archive_name.contains(".AppImage"),
             Self::Unknown => false,
         }
     }