Bump core from 74cd815 to e81b3e6 (#2157)

Bumps [core](https://github.com/microsoft/typespec) from `74cd815` to
`e81b3e6`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/microsoft/typespec/commit/e81b3e68e5d5e80914d5334c959b80f06cb7f934"><code>e81b3e6</code></a>
Generate codgen attrs (<a
href="https://redirect.github.com/microsoft/typespec/issues/5820">#5820</a>)</li>
<li><a
href="https://github.com/microsoft/typespec/commit/6e355620fcab83ebd1296d63a7fb84b28bf46b72"><code>6e35562</code></a>
Bump vite from 5.4.11 to 5.4.14 in /packages/http-client-csharp (<a
href="https://redirect.github.com/microsoft/typespec/issues/5696">#5696</a>)</li>
<li>See full diff in <a
href="https://github.com/microsoft/typespec/compare/74cd815808b935dd6174bdb40919b7f328456a0d...e81b3e68e5d5e80914d5334c959b80f06cb7f934">compare
view</a></li>
</ul>
</details>
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Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Timothee Guerin <[email protected]>

packages/typespec-azure-resource-manager/vitest.config.ts

@@ -1,4 +1,11 @@
 import { defineConfig, mergeConfig } from "vitest/config";
 import { defaultTypeSpecVitestConfig } from "../../core/vitest.workspace";
 
-export default mergeConfig(defaultTypeSpecVitestConfig, defineConfig({}));
+export default mergeConfig(
+  defaultTypeSpecVitestConfig,
+  defineConfig({
+    test: {
+      testTimeout: 10_000,
+    },
+  }),
+);