fix(nsis): allow $INSTDIR to be removed (#9520)

Author: liamcmitchell

.changeset/afraid-houses-grow.md

@@ -0,0 +1,5 @@
+---
+"app-builder-lib": patch
+---
+
+fix(nsis): allow $INSTDIR to be removed

packages/app-builder-lib/templates/nsis/uninstaller.nsh

@@ -181,6 +181,8 @@ Section "un.${UNINSTALL_SECTION_NAME}"
 
     ${endif}
 
+    # Move out of $INSTDIR so it can be removed
+    SetOutPath $TEMP
     # Remove all files (or remaining shallow directories from the block above)
     RMDir /r $INSTDIR
   !endif