ENH Update text for "add link" button to "add new link" #486

Job	Run time
ci / Context	4s
ci / Generate matrix	12s
ci / Check governance	3s
ci / 8.3 mysql80 phpunit all	4m 16s
ci / 8.3 mysql80 endtoend root job1	7m 45s
ci / 8.3 prf-low mariadb phpunit all	3m 26s
ci / 8.4 mysql84 endtoend root job1	6m 32s
ci / 8.3 mysql80 phplinting	2m 41s
ci / 8.3 mysql80 endtoend root job2	11m 25s
ci / 8.3 mysql80 js	5m 14s
ci / 8.4 mysql84 phpunit all	4m 50s
ci / 8.3 mysql80 doclinting	3m 7s
ci / 8.4 mysql84 endtoend root job2	10m 31s
ci / Dispatch tag patch release	0s
	1h 0m 6s

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