tools: set arch in Distribution.xml

refs: nodejs#37678 (comment)

We overwrite the Distribution.xml file inside the pkg which means
the pkg cannot be opened on apple silicon without rosetta
as it defaults to x86_64

PR-URL: nodejs#38261
Reviewed-By: Michael Dawson <midawson@redhat.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Beth Griggs <bgriggs@redhat.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

tools/macos-installer/productbuild/distribution.xml.tmpl

@@ -6,7 +6,7 @@
     <background alignment="topleft" file="osx_installer_logo.png"/>
     <pkg-ref id="org.nodejs.node.pkg" auth="root"/>
     <pkg-ref id="org.nodejs.npm.pkg" auth="root"/>
-    <options customize="allow" require-scripts="false"/>
+    <options customize="allow" require-scripts="false" hostArchitectures="x86_64,arm64"/>
     <license file="license.rtf"/>
     <choices-outline>
       <line choice="org.nodejs.node.pkg" />