feat: replaced alerts component, fixed unit tests #2440

Job	Run time
get-cypress-tests	3s
cypress-run (cypress/e2e/sourcesTable/sourcesTable.cy.ts)	6m 39s
cypress-run (cypress/e2e/trendingTopics/trendingTopics.cy.ts)	6m 33s
cypress-run (cypress/e2e/graph/initialRender.cy.ts)	6m 11s
cypress-run (cypress/e2e/graph/searchAndRender.cy.ts)	6m 13s
cypress-run (cypress/e2e/curationTable/curation.cy.ts)	6m 22s
cypress-run (cypress/e2e/addContent/addSource.cy.ts)	6m 13s
cypress-run (cypress/e2e/addContent/addTweet.cy.ts)	6m 47s
cypress-run (cypress/e2e/addContent/addWebpage.cy.ts)	6m 44s
cypress-run (cypress/e2e/addContent/addYoutube.cy.ts)	7m 45s
cypress-run (cypress/e2e/seeLatest/latest.cy.ts)	6m 17s
cypress-run (cypress/e2e/checkEnv.cy.ts)	6m 22s
cypress-run (cypress/e2e/addNode/addNode.cy.ts)	6m 19s
cypress-run (cypress/e2e/addNode/addNodeType.cy.ts)	7m 11s
cypress-run (cypress/e2e/sanity.cy.ts)	6m 21s
cypress-run (cypress/e2e/admin/topics.cy.ts)	6m 8s
cypress-run (cypress/e2e/admin/signin.cy.ts)	7m 18s
cypress-run (cypress/e2e/sentimentChart/sentimentChart.cy.ts)	6m 11s
cypress-run (cypress/e2e/sentimentChart/sentimentAnalysis.cy.ts)	6m 37s
	1h 58m 14s

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