bugfix: add user config promise #11518

Job	Run time
windows-latest jdk-17 unit tests 1 / 2	25m 12s
windows-latest jdk-17 unit tests 2 / 2	22m 10s
macOS-latest jdk-17 unit tests 1 / 2	24m 19s
macOS-latest jdk-17 unit tests 2 / 2	20m 26s
Gradle MacOS integration	11m 45s
ubuntu-latest jdk-17 unit tests 1 / 2	18m 10s
Sbt integration	1h 6m 10s
ubuntu-latest jdk-17 unit tests 2 / 2	19m 1s
ubuntu-latest jdk-8 unit tests 1 / 2	24m 14s
Maven integration	9m 4s
ubuntu-latest jdk-8 unit tests 2 / 2	20m 50s
Gradle integration	11m 29s
Scala CLI integration	14m 24s
Mill integration	21m 14s
LSP integration tests	42m 45s
Scala cross tests	1h 3m 5s
Formatting	43s
Scalafix and docs	12m 28s
Sbt-metals/scripted jdk8	1m 58s
Scala javapc tests	2m 41s
Scala3 latest NIGHTLY cross test	4m 7s
MiMa	1m 9s
	7h 17m 24s

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