Update dart-lang/setup-dart digest to 40f1ce0

Author: renovate[bot]

.github/workflows/dart.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
 
-      - uses: dart-lang/setup-dart@7f54cd0cee53e120db0d1fce4196b7772ebd6f6e
+      - uses: dart-lang/setup-dart@40f1ce0b1c8f24a4e9cb7eb026e4dbbdb431eb76
         with:
           sdk: main
           flavor: raw