Bump G-Research.FSharp.Analyzers from 0.19.0 to 0.20.0

---
updated-dependencies:
- dependency-name: G-Research.FSharp.Analyzers
  dependency-version: 0.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/Giraffe/Giraffe.fsproj

@@ -54,7 +54,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>build</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="G-Research.FSharp.Analyzers" Version="0.19.0">
+    <PackageReference Include="G-Research.FSharp.Analyzers" Version="0.20.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>analyzers</IncludeAssets>
     </PackageReference>