remove all instances of first as it can cause an error if it's never triggered

...lter/search-facet-filter/search-facet-filter.component.ts

...e/search-filters/search-filter/search-filter.component.ts

src/app/app.component.ts

src/app/core/auth/auth.effects.ts

src/app/core/auth/auth.service.ts

src/app/core/auth/server-auth.service.ts

src/app/core/cache/builders/remote-data-build.service.ts

src/app/core/cache/object-cache.service.ts

src/app/core/cache/server-sync-buffer.effects.ts

src/app/core/data/data.service.ts

src/app/core/metadata/metadata.service.ts

src/app/core/shared/operators.ts