bugfix: completions for implicit methods #12540

Job	Run time
windows-latest jdk-17 unit tests 1 / 2	57m 18s
Gradle MacOS integration	19m 24s
windows-latest jdk-17 unit tests 2 / 2	1h 8m 42s
Sbt integration	44m 7s
macOS-latest jdk-17 unit tests 1 / 2	38m 29s
Maven integration	9m 9s
macOS-latest jdk-17 unit tests 2 / 2	41m 17s
ubuntu-latest jdk-17 unit tests 1 / 2	25m 27s
Gradle integration	9m 40s
Scala CLI integration	14m 35s
ubuntu-latest jdk-17 unit tests 2 / 2	31m 22s
Mill integration	11m 1s
ubuntu-latest jdk-8 unit tests 1 / 2	31m 4s
Bazel integration	10m 19s
LSP integration tests	33m 13s
ubuntu-latest jdk-8 unit tests 2 / 2	39m 5s
Scala cross tests	51m 32s
Formatting	51s
Scalafix and docs	6m 43s
Sbt-metals/scripted jdk8	1m 47s
Scala javapc tests	3m 13s
Scala3 latest NIGHTLY cross test	4m 35s
Scala 2.11 cross tests	4m 37s
MiMa	55s
	9h 18m 25s

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