Update Ruby and Apartment versions for Rails 8.0 support #51

Job	Run time
RSpec PostgreSQL 15, Ruby 3.1, Rails 6_1	2m 38s
RSpec PostgreSQL 15, Ruby 3.1, Rails 7_0	2m 35s
RSpec PostgreSQL 15, Ruby 3.1, Rails 7_1	2m 19s
RSpec PostgreSQL 15, Ruby 3.1, Rails 7_2	2m 27s
RSpec PostgreSQL 15, Ruby 3.2, Rails 6_1	2m 37s
RSpec PostgreSQL 15, Ruby 3.2, Rails 7_0	2m 34s
RSpec PostgreSQL 15, Ruby 3.2, Rails 7_1	2m 24s
RSpec PostgreSQL 15, Ruby 3.2, Rails 7_2	2m 30s
RSpec PostgreSQL 15, Ruby 3.2, Rails 8_0	2m 29s
RSpec PostgreSQL 15, Ruby 3.3, Rails 6_1	2m 27s
RSpec PostgreSQL 15, Ruby 3.3, Rails 7_0	2m 25s
RSpec PostgreSQL 15, Ruby 3.3, Rails 7_1	2m 25s
RSpec PostgreSQL 15, Ruby 3.3, Rails 7_2	2m 27s
RSpec PostgreSQL 15, Ruby 3.3, Rails 8_0	2m 30s
RSpec PostgreSQL 15, Ruby 3.4, Rails 6_1	59s
RSpec PostgreSQL 15, Ruby 3.4, Rails 7_0	49s
RSpec PostgreSQL 15, Ruby 3.4, Rails 7_1	2m 22s
RSpec PostgreSQL 15, Ruby 3.4, Rails 7_2	2m 26s
RSpec PostgreSQL 15, Ruby 3.4, Rails 8_0	2m 22s
RSpec PostgreSQL 15, Ruby jruby, Rails 6_1	2m 16s
RSpec PostgreSQL 15, Ruby jruby, Rails 7_0	2m 34s
	48m 35s

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