gene page long prod descr: fix ellipsis bug #307

Job	Run time
Generate test reports	15m 14s
dirs	5s
Build and publish clinepi-site	23m 15s
Build and publish genomics-site	24m 19s
Build and publish mbio-site	23m 0s
Build and publish ortho-site	24m 20s
	1h 50m 13s

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