Bump Polly from 8.6.4 to 8.6.5 (#216)

Updated [Polly](https://github.com/App-vNext/Polly) from 8.6.4 to 8.6.5.

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

_Sourced from [Polly's
releases](https://github.com/App-vNext/Polly/releases)._

## 8.6.5

## What's Changed

* Extend NuGet package validation by @​martincostello in
App-vNext/Polly#2762
* Suppress S2094 warning by @​martincostello in
App-vNext/Polly#2765
* Refactor cake script by @​martincostello in
App-vNext/Polly#2769
* Pass timeout to `TimeoutRejectedException` by @​martincostello in
App-vNext/Polly#2827

**Full Changelog**:
App-vNext/Polly@8.6.4...8.6.5


Commits viewable in [compare
view](App-vNext/Polly@8.6.4...8.6.5).
</details>

[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=Polly&package-manager=nuget&previous-version=8.6.4&new-version=8.6.5)](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 merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after
your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge
and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating
it. You can achieve the same result by closing it manually
- `@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>

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

Author: dependabot[bot]

Directory.Packages.props

@@ -9,7 +9,7 @@
     <PackageVersion Include="LibGit2Sharp" Version="0.31.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
-    <PackageVersion Include="Polly" Version="8.6.4" />
+    <PackageVersion Include="Polly" Version="8.6.5" />
 	<PackageVersion Include="System.CommandLine" Version="2.0.0-rc.1.25451.107" />
     <PackageVersion Include="xunit" Version="2.9.3" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />