8056987: 8u-dev nightly windows builds failed from 8/29

Fix build error due to bug in patch JDK-8037746

Reviewed-by: tbell
diff --git a/jdk/make/CompileDemos.gmk b/jdk/make/CompileDemos.gmk
index 3b18391..36829b3 100644
--- a/jdk/make/CompileDemos.gmk
+++ b/jdk/make/CompileDemos.gmk
@@ -456,7 +456,7 @@
 ##################################################################################################
 
 ifndef OPENJDK
-  DB_DEMO_ZIPFILE := $(wildcard $(JDK_TOPDIR)/src/closed/share/db/*.zip)
+  DB_DEMO_ZIPFILE := $(wildcard $(JDK_TOPDIR)/src/closed/share/db/db-derby-*-bin.zip)
 
   $(JDK_OUTPUTDIR)/demo/_the.db.unzipped: $(DB_DEMO_ZIPFILE)
 	$(MKDIR) -p $(@D)