Bump Newtonsoft.Json to 13.0.3

---
updated-dependencies:
- dependency-name: Newtonsoft.Json
  dependency-version: 13.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Newtonsoft.Json
  dependency-version: 13.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Newtonsoft.Json
  dependency-version: 13.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/JsonPeek/JsonPeek.csproj

@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="0.9.1" />
     <PackageReference Include="Microsoft.Build.Utilities.Core" Version="15.9.20" Pack="false" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" PrivateAssets="all" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" PrivateAssets="all" />
   </ItemGroup>
 
   <ItemGroup>

src/JsonPoke/JsonPoke.csproj

@@ -16,7 +16,7 @@
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="0.9.1" />
     <PackageReference Include="Microsoft.Build.Utilities.Core" Version="15.9.20" Pack="false" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" PrivateAssets="all" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" PrivateAssets="all" />
   </ItemGroup>
 
   <ItemGroup>

src/Tests/Tests.csproj

@@ -12,7 +12,7 @@
     <PackageReference Include="Microsoft.Build" Version="17.3.2" />
     <PackageReference Include="Microsoft.Build.Tasks.Core" Version="17.3.2" />
     <PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.3.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>
 
   <ItemGroup>