Add comments about necessary linux packages in README #1051

Job	Run time
tutorial-test (3.8, Tianshou)	5m 52s
tutorial-test (3.8, CustomEnvironment)	28s
tutorial-test (3.8, CleanRL)	5m 35s
tutorial-test (3.8, SB3/kaz)	15m 31s
tutorial-test (3.8, SB3/waterworld)	18m 13s
tutorial-test (3.8, SB3/connect_four)	8m 52s
tutorial-test (3.8, SB3/test)	13m 35s
tutorial-test (3.8, AgileRL)	13m 39s
tutorial-test (3.9, Tianshou)	3m 22s
tutorial-test (3.9, CustomEnvironment)	35s
tutorial-test (3.9, CleanRL)	8m 25s
tutorial-test (3.9, SB3/kaz)	10m 34s
tutorial-test (3.9, SB3/waterworld)	8m 0s
tutorial-test (3.9, SB3/connect_four)	13m 0s
tutorial-test (3.9, SB3/test)	2m 11s
tutorial-test (3.9, AgileRL)	14m 32s
tutorial-test (3.10, Tianshou)	3m 20s
tutorial-test (3.10, CustomEnvironment)	33s
tutorial-test (3.10, CleanRL)	7m 4s
tutorial-test (3.10, SB3/kaz)	5m 5s
tutorial-test (3.10, SB3/waterworld)	11m 53s
tutorial-test (3.10, SB3/connect_four)	3m 0s
tutorial-test (3.10, SB3/test)	2m 18s
tutorial-test (3.10, AgileRL)	22m 42s
tutorial-test (3.11, Tianshou)	3m 32s
tutorial-test (3.11, CustomEnvironment)	31s
tutorial-test (3.11, CleanRL)	20m 35s
tutorial-test (3.11, SB3/kaz)	4m 56s
tutorial-test (3.11, SB3/waterworld)	18m 53s
tutorial-test (3.11, SB3/connect_four)	3m 12s
tutorial-test (3.11, SB3/test)	2m 16s
tutorial-test (3.11, AgileRL)	23m 7s
	4h 35m 21s

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