Fix the slow test reporter (#31170)

Only runs on develop so we didn't notice

packages/shared-components/jest.config.ts

@@ -50,7 +50,7 @@ if (env["GITHUB_ACTIONS"] !== undefined) {
 
     // if we're running against the develop branch, also enable the slow test reporter
     if (env["GITHUB_REF"] == "refs/heads/develop") {
-        reporters.push("<rootDir>/test/slowReporter.cjs");
+        reporters.push("<rootDir>/../../test/slowReporter.cjs");
     }
     config.reporters = reporters;
 }