Bump Scala 2.12 to 2.12.19 #8465

Job	Run time
jvm-tests-1	9m 30s
generate-linux-launcher	8m 34s
generate-macos-launcher	9m 31s
generate-windows-launcher	9m 29s
jvm-tests-2	9m 29s
jvm-tests-3	9m 29s
unit-tests	4m 20s
docs-tests	9m 28s
checks	55s
generate-linux-arm64-native-launcher	0s
generate-macos-m1-launcher	0s
generate-mostly-static-launcher	7m 0s
generate-static-launcher	7m 27s
bloop-memory-footprint	9m 29s
format	20s
reference-doc	1m 51s
test-hypothetical-sbt-export	23s
vc-redist	0s
native-macos-m1-tests	0s
native-mostly-static-tests-2	2m 25s
native-mostly-static-tests-1	2m 25s
native-mostly-static-tests-3	2m 25s
native-static-tests-1	1m 54s
native-static-tests-3	1m 54s
native-static-tests-2	1m 54s
native-linux-tests-1	50s
native-linux-tests-3	50s
native-linux-tests-2	38s
native-windows-tests-3	1s
native-windows-tests-2	1s
native-windows-tests-1	1s
native-macos-tests-1	1s
native-macos-tests-2	1s
native-macos-tests-3	1s
publish	1s
launchers	1s
Update Windows packages	1s
Update packages	1s
	1h 52m 40s

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