Update Chocolatey nuspec

Author: slozier

Package/choco/IronPython.nuspec

@@ -3,10 +3,10 @@
 <!-- Do not remove this test for UTF-8: if “Ω” doesn’t appear as greek uppercase omega letter enclosed in quotation marks, you should use an editor that supports UTF-8, not this one. -->
 <package xmlns="http://schemas.microsoft.com/packaging/2015/06/nuspec.xsd">
   <metadata>
-    <id>ironpython3</id>
+    <id>ironpython</id>
     <version>3.4.0</version>
     <packageSourceUrl>https://github.com/IronLanguages/ironpython3/tree/master/Package/choco</packageSourceUrl>
-    <title>IronPython3</title>
+    <title>IronPython</title>
     <authors>IronPython Contributors,Microsoft</authors>
     <owners>IronPython Community</owners>
     <projectUrl>https://ironpython.net</projectUrl>