fix(bundler): `AllowSameVersionUpgrades` on WiX, closes #2211 (#2428)

.changes/bundler-msi-upgrade-same-version.md

@@ -0,0 +1,5 @@
+---
+"tauri-bundler": patch
+---
+
+Change the WiX config to allow upgrading installation with same version instead of duplicating the application.

tooling/bundler/src/bundle/windows/templates/main.wxs

@@ -26,9 +26,8 @@
                  InstallScope="perMachine"
                  SummaryCodepage="{{ascii_codepage}}"/>
 
-         <MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed."
-                  MigrateFeatures="yes" />
-
+        <MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed."
+          AllowSameVersionUpgrades="yes" />
 
         <Media Id="1" Cabinet="app.cab" EmbedCab="yes" />