Pin transitive System.Net.Http and System.Text.RegularExpressions in HystrixBase

Author: bart-vmware

src/CircuitBreaker/src/HystrixBase/Steeltoe.CircuitBreaker.HystrixBase.csproj

@@ -12,6 +12,8 @@
   <ItemGroup>
     <PackageReference Include="HdrHistogram" Version="$(HdrHistogramVersion)" />
     <PackageReference Include="Newtonsoft.Json" Version="$(JsonNetVersion)" />
+    <PackageReference Include="System.Net.Http" Version="$(SystemNetHttpVersion)" />
+    <PackageReference Include="System.Text.RegularExpressions" Version="$(SystemTextRegularExpressionsVersion)" />
   </ItemGroup>
 
   <ItemGroup>