hg: jdk/submit: 8249289: Exception thrown when --temp points to non-existant directory

[andy.herrick at oracle.com]

Changeset: 6175d76959be
Author:    herrick
Date:      2020-07-17 09:18 -0400
URL:       https://hg.openjdk.java.net/jdk/submit/rev/6175d76959be

8249289: Exception thrown when --temp points to non-existant directory
Reviewed-by: asemenyuk, almatvee

! src/jdk.incubator.jpackage/share/classes/jdk/incubator/jpackage/internal/DeployParams.java
! test/jdk/tools/jpackage/share/jdk/jpackage/tests/BasicTest.java