chore: update Flutter version to 3.38.5 in configuration files

Author: arjav1528

.fvmrc

@@ -1,3 +1,3 @@
 {
-  "flutter": "3.29.2"
+  "flutter": "3.38.5"
 }

.github/workflows/flutterci.yml

@@ -20,10 +20,10 @@ jobs:
           distribution: "temurin"
           java-version: "17.x"
 
-      # Step 3: Setup Flutter with version 3.7.11
+      # Step 3: Setup Flutter with version 3.38.5
       - uses: subosito/flutter-action@v1
         with:
-          flutter-version: "3.29.2"
+          flutter-version: "3.38.5"
 
       # Step 4: Get dependencies using pub get
       - run: flutter pub get

.github/workflows/nightlydepolyci.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Setup Flutter
         uses: subosito/flutter-action@v2
         with:
-          flutter-version: "3.29.2"
+          flutter-version: "3.38.5"
 
       # Step 4: Get dependencies
       - name: Get dependencies