Backport 1b104b63a97ec947b34b85658153ab6c182cb56c

Author: duke

test/jdk/tools/jpackage/TEST.properties

@@ -1,3 +1,12 @@
 keys=jpackagePlatformPackage
 requires.properties=jpackage.test.SQETest
 maxOutputSize=2000000
+
+# Run jpackage tests on windows platform sequentially.
+# Having "share" directory in the list affects tests on other platforms.
+# The better option would be:
+#   if (platfrom == windowws) {
+#     exclusiveAccess.dirs=share windows
+#   }
+# but conditionals are not supported by jtreg configuration files.
+exclusiveAccess.dirs=share windows