release lock on rexml package #4268

Job	Run time
activate	1s
lint	31s
build (ubuntu-latest, jruby-9.2.21.0, ~> 2.2)	9m 19s
build (ubuntu-latest, jruby-9.4.2.0, ~> 2.2)	9m 2s
build (ubuntu-latest, 2.7, ~> 2.2)	5m 52s
build (windows-latest, jruby-9.2.21.0, ~> 2.2)	11m 28s
build (windows-latest, jruby-9.4.2.0, ~> 2.2)	12m 8s
build (windows-latest, 2.7, ~> 2.2)	10m 15s
build (windows-latest, 3.3, ~> 2.2)	9m 37s
build (ubuntu-latest, 3.0)	5m 24s
build (macos-12, 3.3)	9m 20s
build (ubuntu-latest, 2.7, 2.0.10, ~> 2.0.0)	5m 34s
build (windows-latest, 3.3, 0.10.0)	9m 19s
build (ubuntu-latest, 3.3, upstream)	5m 29s
build (ubuntu-latest, 3.3, ~> 4.0.0, primary)	8m 32s
	1h 51m 51s

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