blast_repo fixes (#170)

dependabot, github-actions, no-response

Author: kevmoo

.github/dependabot.yaml

@@ -8,3 +8,7 @@ updates:
       interval: monthly
     labels:
       - autosubmit
+    groups:
+      github-actions:
+        patterns:
+          - "*"

.github/workflows/test-package.yml

@@ -22,7 +22,7 @@ jobs:
         sdk: [dev]
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
-      - uses: dart-lang/setup-dart@f0ead981b4d9a35b37f30d36160575d60931ec30
+      - uses: dart-lang/setup-dart@0a8a0fc875eb934c15d08629302413c671d3f672
         with:
           sdk: ${{ matrix.sdk }}
       - id: install
@@ -47,7 +47,7 @@ jobs:
         sdk: [3.4, dev]
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
-      - uses: dart-lang/setup-dart@f0ead981b4d9a35b37f30d36160575d60931ec30
+      - uses: dart-lang/setup-dart@0a8a0fc875eb934c15d08629302413c671d3f672
         with:
           sdk: ${{ matrix.sdk }}
       - id: install