chore(deps): update dart-lang/setup-dart action to v1.7.2

Author: renovate[bot]

.github/workflows/dart.yml

@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Setup Dart
-        uses: dart-lang/setup-dart@v1.7.1
+        uses: dart-lang/setup-dart@v1.7.2
         with:
           sdk: ${{ matrix.sdk }}
 

.github/workflows/example.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Setup Dart
-        uses: dart-lang/setup-dart@v1.7.1
+        uses: dart-lang/setup-dart@v1.7.2
         with:
           sdk: stable