Update to Microsoft.Azure.WebJobs 3.0.0-rc1 (#25)

* Update to Microsoft.Azure.WebJobs 3.0.0-rc1

* Add comment for macOS condition

Directory.Build.props

@@ -16,7 +16,8 @@
     <RepositoryType>git</RepositoryType>
     <RepositoryRoot>$(MSBuildThisFileDirectory)</RepositoryRoot>
     <SignAssembly>true</SignAssembly>
-    <PublicSign Condition="'$(OS)' != 'Windows_NT'">true</PublicSign>
+    <!-- PublicSign only when not Windows and not macOS https://github.com/Microsoft/msbuild/issues/2468#issuecomment-324719212  -->
+    <PublicSign Condition="'$(OS)' != 'Windows_NT' and !$([System.IO.File]::Exists('/usr/lib/libc.dylib'))">true</PublicSign>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <LangVersion>latest</LangVersion>
     <MicroBuildCorePackageVersion>0.3.0</MicroBuildCorePackageVersion>

build/dependencies.props

@@ -5,7 +5,7 @@
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
     <MicroBuildCorePackageVersion>0.3.0</MicroBuildCorePackageVersion>
-    <MicrosoftAzureWebJobsPackageVersion>3.0.0-beta8</MicrosoftAzureWebJobsPackageVersion>
+    <MicrosoftAzureWebJobsPackageVersion>3.0.0-rc1</MicrosoftAzureWebJobsPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.8.0</MicrosoftNETTestSdkPackageVersion>
     <SystemIdentityModelTokensJwtPackageVersion>5.1.4</SystemIdentityModelTokensJwtPackageVersion>
     <XunitPackageVersion>2.4.0</XunitPackageVersion>