FIX Update HTML markup for bootstrap 5 (#184) #476

Job	Run time
CI / Generate matrix	19s
CI / Context	1s
CI / Check governance	1s
CI / 8.3 prf-low mariadb phpunit mfa	2m 1s
CI / 8.3 mysql80 phpunit mfa	2m 21s
CI / 8.4 mysql84 phpunit mfa	1m 59s
CI / 8.3 mysql80 phplinting	1m 46s
CI / 8.3 mysql80 endtoend root	6m 21s
CI / 8.4 mysql84 endtoend root	5m 28s
CI / 8.3 mysql80 js	4m 6s
CI / 8.3 mysql80 doclinting	2m 25s
CI / Dispatch tag patch release	2s
	26m 50s

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