build

Bump jvm from 2.1.0 to 2.1.20 #52

Job	Run time
test (conanfile_dot_py)	2m 18s
test (sample_library)	2m 9s
test (cmake_layout)	2m 34s
test (no_default_profile_installed)	2m 20s
build	1m 12s
	10m 33s

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