Fixed tests (client + server)

...rc/app/instance/home/components/welcome.component.spec.ts

client/src/app/instance/instance.component.spec.ts

...instance/search/components/progress-bar.component.spec.ts

...c/app/instance/search/containers/result.component.spec.ts

...nt/src/app/instance/search/containers/result.component.ts

...pp/instance/store/effects/search-multiple.effects.spec.ts

client/src/app/samp/samp.effects.spec.ts

client/src/app/samp/samp.effects.ts

client/src/app/samp/samp.selector.spec.ts

client/src/test-data.ts

server/tests/Action/InstanceActionTest.php

server/tests/Action/InstanceListActionTest.php