Subsets fix with a note

ofl/playwriteca/METADATA.pb

@@ -12,10 +12,9 @@ fonts {
   full_name: "Playwrite CA Regular"
   copyright: "Copyright 2023 The Playwrite Project Authors (https://github.com/TypeTogether/Playwrite)"
 }
-subsets: "latin"
-subsets: "latin-ext"
+# We use only the menu subset to avoid the subsetter issues identified with the PW fonts.
 subsets: "menu"
-subsets: "vietnamese"
+
 axes {
   tag: "wght"
   min_value: 100.0
@@ -23,7 +22,6 @@ axes {
 }
 source {
   repository_url: "https://github.com/TypeTogether/Playwrite"
-  commit: "c92b72cb8ae2e7458b5de4e0f8f08b0861c35afc"
   archive_url: "https://github.com/TypeTogether/Playwrite/releases/download/v1.003/Playwrite-fonts.zip"
   files {
     source_file: "OFL.txt"
@@ -37,3 +35,4 @@ source {
 }
 display_name: "Playwrite Canada"
 minisite_url: "https://primarium.info/countries/canada"
+primary_language: "en_Latn"