Bump @codemirror/autocomplete from 6.18.3 to 6.18.6

Bumps [@codemirror/autocomplete](https://github.com/codemirror/autocomplete) from 6.18.3 to 6.18.6.
- [Changelog](https://github.com/codemirror/autocomplete/blob/main/CHANGELOG.md)
- [Commits](codemirror/autocomplete@6.18.3...6.18.6)

---
updated-dependencies:
- dependency-name: "@codemirror/autocomplete"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "@benrbray/prosemirror-math": "^1.0.0",
-    "@codemirror/autocomplete": "^6.18.3",
+    "@codemirror/autocomplete": "^6.18.6",
     "@codemirror/commands": "^6.8.0",
     "@codemirror/lang-markdown": "^6.3.2",
     "@codemirror/lang-python": "^6.1.6",