Remove the TENTATIVE marker from the now-historic Windows buildnos.
diff --git a/PCbuild/BUILDno.txt b/PCbuild/BUILDno.txt
index 3285567..303c37e 100644
--- a/PCbuild/BUILDno.txt
+++ b/PCbuild/BUILDno.txt
@@ -33,9 +33,9 @@
 
 Windows Python BUILD numbers
 ----------------------------
-  21    2.2a1       TENTATIVE
+  21    2.2a1
         18-Jul-2001
-  20    2.1.1       TENTATIVE
+  20    2.1.1
         20-Jul-2001
   19    2.1.1c1
         13-Jul-2001