lang-sv: fix bad string ref causing deadlock
lang-sv: fix bad string ref causing deadlock

STR_PUBLIC_PROPOSALS reference to itself causes an angular-translate deadlock. Observed by application deadlock whne opening meeting view.
No debugging clues, except on firefox.

evidentti/dashboard-ui,tkenakka/dashboard-ui,evidentti/dashboard-ui,ahjo-dashboard/dashboard-ui,tkenakka/dashboard-ui,ahjo-dashboard/dashboard-ui