docs(vue): update method string

Author: thetaPC

docs/vue/your-first-app/5-adding-mobile.md

@@ -35,7 +35,7 @@ import { Capacitor } from '@capacitor/core';
 
 ## Platform-specific Logic
 
-First, we’ll update the photo saving functionality to support mobile. In the `savePicture()` method, check which platform the app is running on. If it’s “hybrid” (Capacitor, the native runtime), then read the photo file into base64 format using the `Filesystem`'s' `readFile()` method. Otherwise, use the same logic as before when running the app on the web.
+First, we’ll update the photo saving functionality to support mobile. In the `savePicture()` method, check which platform the app is running on. If it’s “hybrid” (Capacitor, the native runtime), then read the photo file into base64 format using the `Filesystem.readFile()` method. Otherwise, use the same logic as before when running the app on the web.
 
 Update `savePicture()` to look like the following:
 

versioned_docs/version-v7/vue/your-first-app/5-adding-mobile.md

@@ -35,7 +35,7 @@ import { Capacitor } from '@capacitor/core';
 
 ## Platform-specific Logic
 
-First, we’ll update the photo saving functionality to support mobile. In the `savePicture()` method, check which platform the app is running on. If it’s “hybrid” (Capacitor, the native runtime), then read the photo file into base64 format using the `Filesystem`'s' `readFile()` method. Otherwise, use the same logic as before when running the app on the web.
+First, we’ll update the photo saving functionality to support mobile. In the `savePicture()` method, check which platform the app is running on. If it’s “hybrid” (Capacitor, the native runtime), then read the photo file into base64 format using the `Filesystem.readFile()` method. Otherwise, use the same logic as before when running the app on the web.
 
 Update `savePicture()` to look like the following: