RFR: JDK-8309534 @JEP(number=430, title="String Templates") should use default status

[Jim Laskey]

Status was incorrectly specified as 

@JEP(number=430, title="String Templates", status="First Preview") 

Should be 

@JEP(number=430, title="String Templates)

-------------

Commit messages:
 - Status incorrectly specified

Changes: https://git.openjdk.org/jdk/pull/14332/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14332&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8309534
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14332.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14332/head:pull/14332

PR: https://git.openjdk.org/jdk/pull/14332