git: openjdk/jdk11u-dev: 8298108: Add a regression test for JDK-8297684

[Severin Gehwolf]

Changeset: 03555b11
Author:    Severin Gehwolf <sgehwolf at openjdk.org>
Date:      2023-01-10 09:53:00 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/03555b111908fc18866cff3249acd1b3c86689d6

8298108: Add a regression test for JDK-8297684

Backport-of: 4da8411674b7515310000bd8243860bc73f9a03d

+ test/jdk/java/security/SignedJar/spi-calendar-provider/TestSPISigned.java
+ test/jdk/java/security/SignedJar/spi-calendar-provider/provider/baz/CalendarDataProviderImpl.java
+ test/jdk/java/security/SignedJar/spi-calendar-provider/provider/meta/META-INF/services/java.util.spi.CalendarDataProvider