fix(deps): update dependency androidx.annotation:annotation to v1.8.1

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

app/build.gradle

@@ -309,7 +309,7 @@ dependencies {
         exclude group: "com.android.support"
     }
     implementation 'com.caverock:androidsvg:1.4'
-    implementation 'androidx.annotation:annotation:1.8.0'
+    implementation 'androidx.annotation:annotation:1.8.1'
     implementation 'com.vanniktech:emoji-google:0.21.0'
 
     implementation "com.github.nextcloud-deps.hwsecurity:hwsecurity-fido:$fidoVersion"