Replace images that weren't rendering correctly with inline LaTeX #1074

Job	Run time
agilerl-tutorial-test (3.9, AgileRL)	15m 37s
tutorial-test (3.8, Tianshou)	3m 13s
agilerl-tutorial-test (3.10, AgileRL)	21m 29s
tutorial-test (3.8, CustomEnvironment)	31s
agilerl-tutorial-test (3.11, AgileRL)	14m 22s
tutorial-test (3.8, CleanRL)	7m 51s
tutorial-test (3.8, SB3/kaz)	4m 36s
tutorial-test (3.8, SB3/waterworld)	8m 24s
tutorial-test (3.8, SB3/connect_four)	2m 53s
tutorial-test (3.8, SB3/test)	2m 15s
tutorial-test (3.9, Tianshou)	3m 26s
tutorial-test (3.9, CustomEnvironment)	28s
tutorial-test (3.9, CleanRL)	11m 6s
tutorial-test (3.9, SB3/kaz)	4m 59s
tutorial-test (3.9, SB3/waterworld)	7m 59s
tutorial-test (3.9, SB3/connect_four)	7m 59s
tutorial-test (3.9, SB3/test)	2m 53s
tutorial-test (3.10, Tianshou)	8m 42s
tutorial-test (3.10, CustomEnvironment)	29s
tutorial-test (3.10, CleanRL)	7m 10s
tutorial-test (3.10, SB3/kaz)	7m 56s
tutorial-test (3.10, SB3/waterworld)	13m 53s
tutorial-test (3.10, SB3/connect_four)	4m 26s
tutorial-test (3.10, SB3/test)	6m 58s
tutorial-test (3.11, Tianshou)	6m 44s
tutorial-test (3.11, CustomEnvironment)	29s
tutorial-test (3.11, CleanRL)	6m 57s
tutorial-test (3.11, SB3/kaz)	4m 51s
tutorial-test (3.11, SB3/waterworld)	11m 59s
tutorial-test (3.11, SB3/connect_four)	2m 45s
tutorial-test (3.11, SB3/test)	2m 38s
	3h 25m 58s

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