Update japps custom page template to provide hub_title and favicon ba… #1228

Job	Run time
test (3.10, with_server_options, ubuntu-latest, 4.1.5)	2m 23s
test (3.10, with_server_options, ubuntu-latest, 5.0.0)	1m 55s
test (3.10, not with_server_options, ubuntu-latest, 4.1.5)	1m 56s
test (3.10, not with_server_options, ubuntu-latest, 5.0.0)	1m 51s
test (3.11, with_server_options, ubuntu-latest, 4.1.5)	1m 47s
test (3.11, with_server_options, ubuntu-latest, 5.0.0)	1m 50s
test (3.11, not with_server_options, ubuntu-latest, 4.1.5)	1m 47s
test (3.11, not with_server_options, ubuntu-latest, 5.0.0)	2m 10s
test (3.12, with_server_options, ubuntu-latest, 4.1.5)	1m 49s
test (3.12, with_server_options, ubuntu-latest, 5.0.0)	1m 57s
test (3.12, not with_server_options, ubuntu-latest, 4.1.5)	2m 0s
test (3.12, not with_server_options, ubuntu-latest, 5.0.0)	1m 56s
	23m 21s

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