Update coursier/setup-action action to v2 (#67)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
         with:
           fetch-depth: 0
       - uses: coursier/cache-action@v7
-      - uses: coursier/setup-action@v1
+      - uses: coursier/setup-action@v2
         with:
           jvm: temurin:11
       - run: sbt ci-release

.github/workflows/scala-steward.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-24.04
     name: Launch Scala Steward
     steps:
-      - uses: coursier/setup-action@v1
+      - uses: coursier/setup-action@v2
         with:
           jvm: temurin:11
           apps: sbt

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - uses: coursier/cache-action@v7
-      - uses: coursier/setup-action@v1
+      - uses: coursier/setup-action@v2
         with:
           jvm: temurin:11
       - name: Run tests