deps: bump tree-sitter from 0.26.12 to 0.26.13 in /fuzz

Bumps [tree-sitter](https://github.com/tree-sitter/tree-sitter) from 0.26.12 to 0.26.13.
- [Release notes](https://github.com/tree-sitter/tree-sitter/releases)
- [Commits](tree-sitter/tree-sitter@v0.26.12...v0.26.13)

---
updated-dependencies:
- dependency-name: tree-sitter
  dependency-version: 0.26.13
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.toml

@@ -56,7 +56,7 @@ authors = [
 # entries via `.workspace = true`, so any grammar bump here MUST be
 # applied to enums/Cargo.toml in lockstep (see recreate-grammars.sh).
 [workspace.dependencies]
-tree-sitter = "=0.26.12"
+tree-sitter = "=0.26.13"
 tree-sitter-bash = "=0.25.1"
 tree-sitter-c-sharp = "=0.23.5"
 tree-sitter-elixir = "=0.3.5"