Checker: Bump version to 1.0.9

Signed-off-by: Kotonoha Akane <akane@akanework.org>

Author: AkaneTan

app/build.gradle.kts

@@ -18,7 +18,7 @@ android {
         minSdk = 24
         targetSdk = 34
         versionCode = 8
-        versionName = "1.0.8"
+        versionName = "1.0.9"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {