chore(deps): update dependency eslint-plugin-markdown to v5 #1276

Job	Run time
lint	1m 6s
test-and-coverage	49s
test (18)	56s
test (20)	51s
test-for-mac-integrations	1m 9s
test (22)	44s
test-for-ubuntu-integrations	59s
test-for-win-integrations	2m 34s
test-with-eslint6 (12.x)	53s
test-with-eslint7 (12.x)	38s
test-with-eslint7 (14.x)	41s
test-with-eslint7 (16.x)	44s
test-with-eslint8 (12.x)	40s
test-with-eslint8 (14.x)	45s
test-with-eslint8 (16.x)	46s
test-with-eslint8 (17.x)	58s
	15m 13s

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