Update sbt, scripted-plugin to 1.11.5 in 0.11.x #2834

Job	Run time
conformance	1m 37s
build (2_12, test)	10m 4s
build (2_12, e2e)	3m 7s
build (2_13, e2e)	3m 49s
build (3, e2e)	4m 3s
build (2_13, scala3_compat_test)	7m 36s
build (2_13, mima)	1m 16s
build (3, test)	11m 4s
build (3, scala3_compat_test)	9m 48s
build (2_13, test)	12m 47s
build (2_12, mima)	1m 10s
build (3, mima)	12s
build (2_12, examples_and_formatting)	2m 42s
ci-passed	4s
	1h 9m 19s

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