[jdk21u-dev] RFR: 8321408: Add Certainly roots R1 and E1

[Aleksey Shipilev]

Clean backport to match 21.0.3-oracle.

Additional testing:
 - [ ] `jdk/security/infra` tests pass

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Commit messages:
 - Backport f3073db42aa80b3ced47edea8d2e8add874fb70f

Changes: https://git.openjdk.org/jdk21u-dev/pull/276/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=276&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8321408
  Stats: 92 lines in 4 files changed: 88 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/276.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/276/head:pull/276

PR: https://git.openjdk.org/jdk21u-dev/pull/276