Remove EOL announcement from README #459

Job	Run time
analyze	48s
collect-release-info	13s
collect-docsite-release-info	3s
unpublish_docsite	0s
test (3.0, rails_6_1, rspec_lt_3_10)	2m 10s
build-docsite	31s
test (3.0, rails_6_1, rspec_gte_3_10)	2m 13s
test (3.0, rails_7_0, rspec_lt_3_10)	2m 6s
test (3.0, rails_7_0, rspec_gte_3_10)	2m 14s
test (3.0, no_rails, rspec_lt_3_10)	1m 37s
test (3.0, no_rails, rspec_gte_3_10)	1m 37s
test (3.1, rails_6_1, rspec_lt_3_10)	2m 17s
test (3.1, rails_6_1, rspec_gte_3_10)	2m 27s
test (3.1, rails_7_0, rspec_lt_3_10)	2m 23s
test (3.1, rails_7_0, rspec_gte_3_10)	2m 16s
test (3.1, no_rails, rspec_lt_3_10)	1m 45s
test (3.1, no_rails, rspec_gte_3_10)	1m 48s
test (3.2, rails_6_1, rspec_lt_3_10)	2m 24s
test (3.2, rails_6_1, rspec_gte_3_10)	2m 19s
test (3.2, rails_7_0, rspec_lt_3_10)	2m 13s
test (3.2, rails_7_0, rspec_gte_3_10)	2m 14s
test (3.2, no_rails, rspec_lt_3_10)	1m 49s
test (3.2, no_rails, rspec_gte_3_10)	1m 42s
test (3.3, rails_6_1, rspec_lt_3_10)	2m 26s
test (3.3, rails_6_1, rspec_gte_3_10)	2m 21s
test (3.3, rails_7_0, rspec_lt_3_10)	2m 28s
test (3.3, rails_7_0, rspec_gte_3_10)	2m 22s
test (3.3, no_rails, rspec_lt_3_10)	1m 44s
test (3.3, no_rails, rspec_gte_3_10)	1m 48s
publish-docsite	6s
ready-to-merge	1s
	52m 25s

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