chore: Freeze bloop plugin for versions of sbt lower than 1.5.8 #13913

Job	Run time
Gradle MacOS integration	13m 44s
windows-latest jdk-17 unit tests 1 / 2	23m 30s
Sbt integration	50m 54s
windows-latest jdk-17 unit tests 2 / 2	32m 1s
Maven integration	10m 27s
macOS-12 jdk-17 unit tests 1 / 2	42m 46s
Gradle integration	10m 5s
macOS-12 jdk-17 unit tests 2 / 2	45m 33s
Scala CLI integration	15m 58s
ubuntu-latest jdk-17 unit tests 1 / 2	18m 20s
Mill integration	40m 40s
ubuntu-latest jdk-17 unit tests 2 / 2	16m 55s
Bazel integration	12m 1s
LSP integration tests	33m 36s
Scala cross tests	38m 5s
Formatting	30s
Scalafix and docs	5m 4s
Sbt-metals/scripted jdk11	2m 49s
Scala javapc tests	1m 31s
Scala 2.11 cross tests	3m 59s
MiMa	35s
	6h 59m 3s

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