fixed version update for .NET

Author: arcuri82

dotnet_3/em/common.props

@@ -1,5 +1,5 @@
 <Project>
     <ItemGroup>
-        <PackageReference Include="EvoMaster.Controller" Version="1.3.1-SNAPSHOT" />
+         <PackageReference Include="EvoMaster.Controller" Version="1.3.1-SNAPSHOT" />
     </ItemGroup>
 </Project> 

scripts/version.py

@@ -106,9 +106,9 @@ def replaceAllJs():
     replaceInJS("/js_npm/rest/spacex-api")
 
 def replaceInCS():
-    regex = re.compile(r'\s*<Version>.*</Version>\s*')
-    replacement = '         <Version>'+version+'</Version>\n'
-    replace("dotnet_3/em/embedded/common.props", regex, replacement)
+    regex = re.compile(r'\s*<PackageReference\s+Include="EvoMaster.Controller"\s+Version=".*"\s+/>\s*')
+    replacement = '         <PackageReference Include="EvoMaster.Controller" Version="'+version+'" />\n'
+    replace("dotnet_3/em/common.props", regex, replacement)
 
 
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