fix(gnoweb): show contents of source when javascript is disabled #7742

Job	Run time
Run Main (autocounterd) / Go Build / generated	9s
Run Main (autocounterd) / Go Linter / lint	26s
Run Main (docker-integration) / Go Build / generated	6s
Run Main (autocounterd) / Go Test / test	32s
Run Main (docker-integration) / Go Linter / lint	7s
Run Main (docker-integration) / Go Test / test	23s
Run Main (genproto) / Go Build / generated	7s
Run Main (genproto) / Go Linter / lint	31s
Run Main (genstd) / Go Build / generated	7s
Run Main (genproto) / Go Test / test	41s
Run Main (genstd) / Go Linter / lint	27s
Run Main (genstd) / Go Test / test	23s
Run Main (goscan) / Go Build / generated	5s
Run Main (goscan) / Go Linter / lint	22s
Run Main (goscan) / Go Test / test	23s
Run Main (logos) / Go Build / generated	6s
Run Main (logos) / Go Linter / lint	19s
Run Main (logos) / Go Test / test	46s
Run Main (loop) / Go Linter / lint	39s
Run Main (loop) / Go Build / generated	13s
Run Main (loop) / Go Test / test	42s
	7m 34s

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