refactor: replace @material-ui Link

Signed-off-by: Dmitry Lobanov <lobanov.dmitry.s@gmail.com>

plugins/github-actions/src/components/WorkflowRunDetails/WorkflowRunDetails.tsx

@@ -22,7 +22,6 @@ import {
   Box,
   CircularProgress,
   LinearProgress,
-  Link as MaterialLink,
   ListItemText,
   makeStyles,
   Paper,
@@ -246,10 +245,10 @@ export const WorkflowRunDetails = ({ entity }: { entity: Entity }) => {
               </TableCell>
               <TableCell>
                 {details.value?.html_url && (
-                  <MaterialLink target="_blank" href={details.value.html_url}>
+                  <Link to={details.value.html_url}>
                     Workflow runs on GitHub{' '}
                     <ExternalLinkIcon className={classes.externalLinkIcon} />
-                  </MaterialLink>
+                  </Link>
                 )}
               </TableCell>
             </TableRow>

plugins/github-actions/src/components/WorkflowRunsTable/WorkflowRunsTable.tsx

@@ -15,7 +15,6 @@
  */
 import React from 'react';
 import {
-  Link,
   Typography,
   Box,
   IconButton,
@@ -33,7 +32,12 @@ import { getProjectNameFromEntity } from '../getProjectNameFromEntity';
 import { Entity } from '@backstage/catalog-model';
 import { readGithubIntegrationConfigs } from '@backstage/integration';
 
-import { EmptyState, Table, TableColumn } from '@backstage/core-components';
+import {
+  EmptyState,
+  Table,
+  TableColumn,
+  Link,
+} from '@backstage/core-components';
 import { configApiRef, useApi, useRouteRef } from '@backstage/core-plugin-api';
 
 const generatedColumns: TableColumn[] = [