fix build (#2165)

Author: rogeralsing

Directory.Packages.props

@@ -21,6 +21,7 @@
     <PackageVersion Include="Grpc.AspNetCore" Version="2.70.0" />
     <PackageVersion Include="Grpc.Core.Api" Version="2.70.0" />
     <PackageVersion Include="Grpc.HealthCheck" Version="2.70.0" />
+    <PackageVersion Include="dotnet-etcd" Version="7.2.0" />
     <PackageVersion Include="Grpc.Net.Common" Version="2.70.0" />
     <PackageVersion Include="Grpc.Tools" Version="2.71.0">
       <PrivateAssets>all</PrivateAssets>

ProtoActor.sln

@@ -309,8 +309,6 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "template", "template", "{08
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EndpointManagerTest", "benchmarks\EndpointManagerTest\EndpointManagerTest.csproj", "{B7258689-41D2-4284-AF93-050DD1DFEAC4}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Proto.Cluster.Etcd", "src\Proto.Cluster.Etcd\Proto.Cluster.Etcd.csproj", "{D875AADB-B827-4A61-9B33-8B71E60E9539}"
-EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -1497,18 +1495,6 @@ Global
 		{B7258689-41D2-4284-AF93-050DD1DFEAC4}.Release|x64.Build.0 = Release|Any CPU
 		{B7258689-41D2-4284-AF93-050DD1DFEAC4}.Release|x86.ActiveCfg = Release|Any CPU
 		{B7258689-41D2-4284-AF93-050DD1DFEAC4}.Release|x86.Build.0 = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|x64.ActiveCfg = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|x64.Build.0 = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Debug|x86.Build.0 = Debug|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|Any CPU.Build.0 = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|x64.ActiveCfg = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|x64.Build.0 = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|x86.ActiveCfg = Release|Any CPU
-		{D875AADB-B827-4A61-9B33-8B71E60E9539}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -1645,7 +1631,6 @@ Global
 		{CDCE3D4C-1BDD-460F-93B8-75123A258183} = {ADE7A14E-FFE9-4137-AC25-E2F2A82B0A8C}
 		{087E5441-1582-4D55-8233-014C0FB06FF0} = {CDCE3D4C-1BDD-460F-93B8-75123A258183}
 		{B7258689-41D2-4284-AF93-050DD1DFEAC4} = {0F3AB331-C042-4371-A2F0-0AFDFA13DC9F}
-		{D875AADB-B827-4A61-9B33-8B71E60E9539} = {3D12F5E5-9774-4D7E-8A5B-B1F64544925B}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {CD0D1E44-8118-4682-8793-6B20ABFA824C}

src/Proto.Cluster.Etcd/Proto.Cluster.Etcd.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0">
 
     <PropertyGroup>
         <LangVersion>10</LangVersion>
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="dotnet-etcd" Version="7.2.0" />
+      <PackageReference Include="dotnet-etcd"  />
     </ItemGroup>
 
     <ItemGroup>