Downgrade WiX to 3.10.0.2103 because custom-built binaries have BROKEN STRONG NAMING

vendor/wix/light.exe.config

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+  <copyright file="app.config" company="Outercurve Foundation">
+    Copyright (c) 2004, Outercurve Foundation.
+    This software is released under Microsoft Reciprocal License (MS-RL).
+    The license and further copyright text can be found in the file
+    LICENSE.TXT at the root directory of the distribution.
+  </copyright>
+-->
+<configuration>
+    <startup useLegacyV2RuntimeActivationPolicy="true">
+        <supportedRuntime version="v4.0" />
+        <supportedRuntime version="v2.0.50727" />
+    </startup>
+    <runtime>
+        <loadFromRemoteSources enabled="true"/>
+    </runtime>
+</configuration>