Fix pack.sh, add missed icon.png

Author: phnx47

icon.png

@@ -6,6 +6,6 @@ if ${APPVEYOR_REPO_TAG} == "true"  ; then
   dotnet pack ${APPVEYOR_BUILD_FOLDER}/src/Prometheus.Client.MetricServer.Kestrel -c Release --include-symbols --include-source --no-build -o artifacts/nuget
 else
   echo "Pack for MyGet"
-  dotnet pack ${APPVEYOR_BUILD_FOLDER}/src/Prometheus.Client.MetricServer -c Release ---include-symbols --include-source --no-build --version-suffix build${APPVEYOR_BUILD_NUMBER} -o artifacts/myget
+  dotnet pack ${APPVEYOR_BUILD_FOLDER}/src/Prometheus.Client.MetricServer -c Release --include-symbols --include-source --no-build --version-suffix build${APPVEYOR_BUILD_NUMBER} -o artifacts/myget
   dotnet pack ${APPVEYOR_BUILD_FOLDER}/src/Prometheus.Client.MetricServer.Kestrel -c Release --include-symbols --include-source --no-build --version-suffix build${APPVEYOR_BUILD_NUMBER} -o artifacts/myget
 fi