[jdk17] RFR: 8268901: JDK-8268768 missed removing two files

[Bradford Wetmore]

JDK-8268768 reverted a couple putbacks that changed the way the idea projects are generated. 

Two new template files from JDK-8267706 were missed, and will be removed in this fix. 

See original bug for further details.

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Commit messages:
 - 8268901: JDK-8268768 missed removing two files

Changes: https://git.openjdk.java.net/jdk17/pull/82/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17&pr=82&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8268901
  Stats: 23 lines in 2 files changed: 0 ins; 23 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk17/pull/82.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17 pull/82/head:pull/82

PR: https://git.openjdk.java.net/jdk17/pull/82