fix(quic): statically link MsQuic for Alpine nodes [CI]

backend/shared/MoShiro.Measurement/MoShiro.Measurement.csproj

@@ -3,6 +3,9 @@
     <IsAotCompatible>true</IsAotCompatible>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(StaticMsQuic)' == 'true'">
+    <DefineConstants>$(DefineConstants);MOSHIRO_STATIC_MSQUIC</DefineConstants>
+  </PropertyGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="MoShiro.Measurement.Tests" />
     <AdditionalFiles Include="$(MSBuildThisFileDirectory)../../BannedSymbols.Node.txt" />