correctly format specs when there are more than one #982

Job	Run time
static analysis (Elixir 1.15.x \| Erlang/OTP 25.x)	27s
mix test (Elixir 1.13.x \| Erlang/OTP 22.x)	5m 56s
mix test (Elixir 1.13.x \| Erlang/OTP 23.x)	7m 45s
mix test (Elixir 1.13.x \| Erlang/OTP 24.x)	5m 12s
mix test (Elixir 1.13.x \| Erlang/OTP 25.x)	4m 42s
mix test (Elixir 1.14.x \| Erlang/OTP 23.x)	6m 52s
mix test (Elixir 1.14.x \| Erlang/OTP 24.x)	4m 35s
mix test (Elixir 1.14.x \| Erlang/OTP 25.x)	5m 13s
mix test (Elixir 1.15.x \| Erlang/OTP 24.x)	5m 22s
mix test (Elixir 1.15.x \| Erlang/OTP 25.x)	4m 9s
mix test windows (Elixir 1.13.x \| Erlang/OTP 22.x)	8m 47s
mix test windows (Elixir 1.13.x \| Erlang/OTP 23.x)	2m 30s
mix test windows (Elixir 1.13.x \| Erlang/OTP 24.x)	6m 31s
mix test windows (Elixir 1.13.x \| Erlang/OTP 25.x)	5m 55s
mix test windows (Elixir 1.14.x \| Erlang/OTP 23.x)	9m 17s
mix test windows (Elixir 1.14.x \| Erlang/OTP 24.x)	6m 28s
mix test windows (Elixir 1.14.x \| Erlang/OTP 25.x)	5m 41s
mix test windows (Elixir 1.15.x \| Erlang/OTP 24.x)	6m 40s
mix test windows (Elixir 1.15.x \| Erlang/OTP 25.x)	5m 46s
	1h 47m 48s

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