add tests for instance -> search -> detail

...arch/components/result/cone-search-plot.component.spec.ts

...app/instance/search/containers/criteria.component.spec.ts

.../app/instance/search/containers/dataset.component.spec.ts

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

.../instance/search/detail/components/renderer/index.spec.ts

...ent/dynamic-components/display-fits-cut.component.spec.ts

...ontent/dynamic-components/display-image.component.spec.ts

...content/dynamic-components/display-json.component.spec.ts

...nents/display-object-by-output-category.component.spec.ts

...ponents/display-object-by-output-family.component.spec.ts

...ntent/dynamic-components/display-object.component.spec.ts

...ntent/dynamic-components/display-ra-dec.component.spec.ts

...tent/dynamic-components/display-spectra.component.spec.ts

...c-components/display-value-by-attribute.component.spec.ts