Bump Markdig from 1.1.0 to 1.1.1 (#19159)

Updated [Markdig](https://github.com/xoofx/markdig) from 1.1.0 to 1.1.1.

<details>
<summary>Release notes</summary>

_Sourced from [Markdig's
releases](https://github.com/xoofx/markdig/releases)._

## 1.1.1

# Changes

## 🐛 Bug Fixes

- Fix emoji not rendering in table cells (PR #​928) by @​prozolic

**Full Changelog**:
[1.1.0...1.1.1](xoofx/markdig@1.1.0...1.1.1)

<sub>Published with
[dotnet-releaser](https://github.com/xoofx/dotnet-releaser/)</sub>


Commits viewable in [compare
view](xoofx/markdig@1.1.0...1.1.1).
</details>

[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=Markdig&package-manager=nuget&previous-version=1.1.0&new-version=1.1.1)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)


</details>
###### Microsoft Reviewers: [Open in
CodeFlow](https://microsoft.github.io/open-pr/?codeflow=https://github.com/Azure/bicep/pull/19159)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Directory.Packages.props

@@ -43,7 +43,7 @@
     <PackageVersion Include="Microsoft.Playwright" Version="1.56.0" />
     <PackageVersion Include="Microsoft.Playwright.Xunit" Version="1.56.0" />
     <PackageVersion Include="MSTest" Version="3.9.2" />
-    <PackageVersion Include="Markdig" Version="1.1.0" />
+    <PackageVersion Include="Markdig" Version="1.1.1" />
     <PackageVersion Include="MessagePack" Version="3.1.3" />
     <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="10.0.0" />
     <PackageVersion Include="Microsoft.Build.Framework" Version="18.3.3" />