Remove nextclade3 binary as it can be installed from bioconda #149

Job	Run time
generate-version	4s
generate-version	4s
generate-version	3s
generate-version	5s
build and test (os=ubuntu-22.04)	3m 55s
build and test (os=ubuntu-22.04)	3m 30s
build and test (os=ubuntu-22.04)	2m 8s
build and test (os=ubuntu-22.04)	2m 4s
build and test (os=macos-12)	7m 25s
build and test (os=macos-12)	8m 37s
build and test (os=macos-12)	10m 22s
build and test (os=macos-12)	9m 39s
release	0s
release	0s
release	0s
release	26s
test-pathogen-repo-ci (${{ matrix.pathogen }})	0s
test-pathogen-repo-ci (${{ matrix.pathogen }})	0s
test-pathogen-repo-ci (${{ matrix.pathogen }})	0s
test-pathogen-repo-ci (lassa) / configuration	3s
test-pathogen-repo-ci (ebola) / configuration	3s
test-pathogen-repo-ci (mumps) / configuration	3s
test-pathogen-repo-ci (avian-flu) / configuration	1s
test-pathogen-repo-ci (rsv) / configuration	4s
test-pathogen-repo-ci (ncov) / configuration	3s
test-pathogen-repo-ci (seasonal-flu) / configuration	2s
test-pathogen-repo-ci (zika) / configuration	3s
test-pathogen-repo-ci (avian-flu) / build (conda)	1m 40s
test-pathogen-repo-ci (lassa) / build (conda)	1m 58s
test-pathogen-repo-ci (ebola) / build (conda)	1m 57s
test-pathogen-repo-ci (seasonal-flu) / build (conda)	2m 6s
test-pathogen-repo-ci (zika) / build (conda)	1m 43s
test-pathogen-repo-ci (rsv) / build (conda)	3m 29s
test-pathogen-repo-ci (ncov) / build (conda)	2m 18s
test-pathogen-repo-ci (mumps) / build (conda)	1m 59s
	1h 5m 54s

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