Fix for bug 102766. Moving localizable mapi files to en-win.jar

r=racham@netscape.com, sr=sspitzer@netscape.com

mailnews/mapi/resources/locale/en-US/jar.mn

@@ -1,4 +1,4 @@
-en-US.jar:
+en-win.jar:
      locale/en-US/messenger-mapi/pref-mailnewsOverlay.dtd
      locale/en-US/messenger-mapi/mapi.properties
      locale/en-US/messenger-mapi/contents.rdf

mailnews/mapi/resources/locale/en-US/makefile.win

@@ -36,5 +36,5 @@ CHROME_L10N = \
 include <$(DEPTH)\config\rules.mak>
 
 chrome::
-   $(REGCHROME) locale en-US/messenger-mapi en-US.jar
+   $(REGCHROME) locale en-US/messenger-mapi en-win.jar