chore: bump up @blocksuite/affine version to v0.18.6 (#9113)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [@blocksuite/affine](https://redirect.github.com/toeverything/blocksuite) ([source](https://redirect.github.com/toeverything/blocksuite/tree/HEAD/packages/affine/all), [changelog](https://redirect.github.com/toeverything/blocksuite/blob/master/packages/blocks/CHANGELOG.md)) | [`0.18.5` -> `0.18.6`](https://renovatebot.com/diffs/npm/@blocksuite%2faffine/0.18.5/0.18.6) | [![age](https://developer.mend.io/api/mc/badges/age/npm/@blocksuite%2faffine/0.18.6?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@blocksuite%2faffine/0.18.6?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@blocksuite%2faffine/0.18.5/0.18.6?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@blocksuite%2faffine/0.18.5/0.18.6?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>toeverything/blocksuite (@&#8203;blocksuite/affine)</summary>

### [`v0.18.6`](https://redirect.github.com/toeverything/blocksuite/blob/HEAD/packages/affine/all/CHANGELOG.md#0186)

[Compare Source](https://redirect.github.com/toeverything/blocksuite/compare/v0.18.5...v0.18.6)

##### Patch Changes

-   [`d925364`](https://redirect.github.com/toeverything/blocksuite/commit/d925364): Blocksuite patch release.

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about these updates again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/toeverything/AFFiNE).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS41OC4xIiwidXBkYXRlZEluVmVyIjoiMzkuNTguMSIsInRhcmdldEJyYW5jaCI6ImNhbmFyeSIsImxhYmVscyI6WyJkZXBlbmRlbmNpZXMiXX0=-->

packages/frontend/core/src/blocksuite/presets/_common/utils/markdown-utils.ts

@@ -80,7 +80,7 @@ export async function getContentFromSlice(
     collection: host.std.doc.collection,
     middlewares: [titleMiddleware, embedSyncedDocMiddleware('content')],
   });
-  const snapshot = await job.sliceToSnapshot(slice);
+  const snapshot = job.sliceToSnapshot(slice);
   if (!snapshot) {
     return '';
   }
@@ -99,7 +99,7 @@ export async function getPlainTextFromSlice(host: EditorHost, slice: Slice) {
     collection: host.std.doc.collection,
     middlewares: [titleMiddleware],
   });
-  const snapshot = await job.sliceToSnapshot(slice);
+  const snapshot = job.sliceToSnapshot(slice);
   if (!snapshot) {
     return '';
   }

packages/frontend/core/src/blocksuite/presets/ai/utils/image.ts

@@ -1,5 +1,5 @@
-import { fetchImage } from '@blocksuite/affine/blocks';
 import { assertExists } from '@blocksuite/affine/global/utils';
+import { FetchUtils } from '@blocksuite/affine-shared/adapters';
 
 export async function fetchImageToFile(
   url: string,
@@ -7,7 +7,7 @@ export async function fetchImageToFile(
   imageProxy?: string
 ): Promise<File | void> {
   try {
-    const res = await fetchImage(url, undefined, imageProxy);
+    const res = await FetchUtils.fetchImage(url, undefined, imageProxy);
     if (res && res.ok) {
       let blob = await res.blob();
       if (!blob.type || !blob.type.startsWith('image/')) {