Bump Microsoft.CodeAnalysis.Analyzers and Microsoft.CodeAnalysis.CSharp

Bumps Microsoft.CodeAnalysis.Analyzers from 4.14.0 to 5.3.0
Bumps Microsoft.CodeAnalysis.CSharp from 4.14.0 to 5.3.0

---
updated-dependencies:
- dependency-name: Microsoft.CodeAnalysis.Analyzers
  dependency-version: 5.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: Microsoft.CodeAnalysis.CSharp
  dependency-version: 5.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

PurelySharp.Analyzer/PurelySharp.Analyzer.csproj

@@ -12,11 +12,11 @@
 
   <ItemGroup>
 
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="4.14.0">
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="5.3.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.14.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.3.0" />
 
 
     <PackageReference Include="System.Collections.Immutable" Version="9.0.0" />