Bump buildpacks/sbt/test-apps/heroku-scala-getting-started from `61340fc` to `928d3c9` #909

Job	Run time
Rust Code Linting	49s
Unit Tests	1m 10s
Integration Tests (buildpacks/gradle, builder:24, amd64)	3m 9s
Integration Tests (buildpacks/jvm, builder:24, amd64)	2m 1s
Integration Tests (buildpacks/maven, builder:24, amd64)	4m 0s
Integration Tests (buildpacks/sbt, builder:24, amd64)	5m 33s
Integration Tests (buildpacks/gradle, builder:24, arm64)	4m 30s
Integration Tests (buildpacks/jvm, builder:24, arm64)	3m 18s
Integration Tests (buildpacks/maven, builder:24, arm64)	4m 22s
Integration Tests (buildpacks/sbt, builder:24, arm64)	5m 18s
Integration Tests (buildpacks/gradle, builder:22, amd64)	3m 1s
Integration Tests (buildpacks/jvm, builder:22, amd64)	2m 11s
Integration Tests (buildpacks/jvm-function-invoker, builder:22, amd64)	2m 19s
Integration Tests (buildpacks/maven, builder:22, amd64)	3m 30s
Integration Tests (buildpacks/sbt, builder:22, amd64)	5m 28s
Integration Tests (buildpacks/gradle, builder:20, amd64)	3m 28s
Integration Tests (buildpacks/jvm, builder:20, amd64)	2m 4s
Integration Tests (buildpacks/maven, builder:20, amd64)	3m 37s
Integration Tests (buildpacks/sbt, builder:20, amd64)	5m 19s
	1h 5m 7s

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