enable the tests app back now that the source has been fixed

mailnews/compose/Makefile.in

@@ -22,10 +22,10 @@ srcdir		= @srcdir@
 
 include $(DEPTH)/config/autoconf.mk
 
-DIRS = public src prefs build resources
+DIRS = public src prefs build resources tests
 
 ifdef ENABLE_TESTS
-# DIRS += tests
+DIRS += tests
 endif
 
 include $(topsrcdir)/config/config.mk

mailnews/compose/makefile.win

@@ -17,6 +17,6 @@
 
 DEPTH=..\..
 
-DIRS=public src prefs build resources
+DIRS=public src prefs build resources tests
 
 include <$(DEPTH)\config\rules.mak>