[jfx17u] RFR: 8301011: Change JavaFX release version to 17.0.7 in jfx17u

[Johan Vos]

increase release version in build.properties and jcheck configuration
Fix for JDK-8301011

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Commit messages:
 - Bump release version to 17.0.7

Changes: https://git.openjdk.org/jfx17u/pull/104/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx17u&pr=104&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8301011
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jfx17u/pull/104.diff
  Fetch: git fetch https://git.openjdk.org/jfx17u pull/104/head:pull/104

PR: https://git.openjdk.org/jfx17u/pull/104