OZG-6302 OZG-6408 create collaboration-shared lib

alfa-client/libs/collaboration-shared/.eslintrc.json

alfa-client/libs/collaboration-shared/README.md

alfa-client/libs/collaboration-shared/jest.config.ts

alfa-client/libs/collaboration-shared/project.json

alfa-client/libs/collaboration-shared/src/index.ts

...ration-shared/src/lib/collaboration-shared.module.spec.ts

...llaboration-shared/src/lib/collaboration-shared.module.ts

alfa-client/libs/collaboration-shared/src/test-setup.ts

alfa-client/libs/collaboration-shared/tsconfig.json

alfa-client/libs/collaboration-shared/tsconfig.lib.json

alfa-client/libs/collaboration-shared/tsconfig.spec.json