Bump Polyfill from 1.32.0 to 1.32.1 (#746)

Bumps [Polyfill](https://github.com/SimonCropp/Polyfill) from 1.32.0 to 1.32.1.
- [Commits](https://github.com/SimonCropp/Polyfill/commits)

---
updated-dependencies:
- dependency-name: Polyfill
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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src/ApprovalTests/ApprovalTests.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
   <ItemGroup>
     <Using Remove="System.Net.Http" />
-    <PackageReference Include="Polyfill" Version="1.32.0" PrivateAssets="all" />
+    <PackageReference Include="Polyfill" Version="1.32.1" PrivateAssets="all" />
     <Compile Include="..\ApprovalUtilities\InternalsVisibleTo.cs" Link="InternalsVisibleTo.cs" />
     <PackageReference Include="DiffEngine" Version="12.4.1" />
     <PackageReference Include="EmptyFiles" Version="4.6.0" PrivateAssets="None" />