[jdk8u-dev] RFR: 8314960: Add Certigna Root CA - 2 [v2]

[Severin Gehwolf]

> Backport of JDK-8314960 to add new certigna root 2 certificate to OpenJDK 8u. Patch applies cleanly after path shuffling and backporting [JDK-8295894](https://bugs.openjdk.org/browse/JDK-8295894). See https://github.com/openjdk/jdk8u-dev/pull/363
> 
> Testing:
> - [ ] GHA (still running)
> - [x] `jdk/test/security/infra/java/security/cert/CertPathValidator` and  `jdk/test/sun/security/lib/cacerts` jtreg tests. All pass once JDK-8309088 (see #365) is in as well.

Severin Gehwolf has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase.

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Changes:
  - all: https://git.openjdk.org/jdk8u-dev/pull/366/files
  - new: https://git.openjdk.org/jdk8u-dev/pull/366/files/19e9cae3..19e9cae3

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=366&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=366&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/366.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/366/head:pull/366

PR: https://git.openjdk.org/jdk8u-dev/pull/366