[jdk17u-dev] RFR: 8300910: Remove metaprogramming/integralConstant.hpp

[George Adams]

Applies cleanly other than some surrounding lines being different. Prerequisite to bumping gtest which indirectly fixes xcode14 builds

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Depends on: https://git.openjdk.org/jdk17u-dev/pull/2693

Commit messages:
 - Backport 048705c04967d106dedc09a4cf2325a3b46ef4e7

Changes: https://git.openjdk.org/jdk17u-dev/pull/2694/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2694&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8300910
  Stats: 109 lines in 8 files changed: 10 ins; 64 del; 35 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2694.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2694/head:pull/2694

PR: https://git.openjdk.org/jdk17u-dev/pull/2694