ci: explicitly install SBT (removed from GitHub in newer Ubuntu version) (#38)

Author: JavierCane

.github/workflows/update-github-dependency-graph.yml

@@ -13,4 +13,5 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: sbt/setup-sbt@v1
       - uses: scalacenter/sbt-dependency-submission@v3