RFR: 8357287: Unify usage of ICC profile "header size" constants in CMM-related code

[Sergey Bylokhov]

Small unification of "header size" constants, as of now the CMM code uses:
1. sun.java2d.cmm.ProfileDataVerifier.HEADER_SIZE introduced in JDK-8013430
2. java.awt.color.ICC_Profile.HEADER_SIZE introduced in [JDK-8347377](https://bugs.openjdk.org/browse/JDK-8347377)
3. Hardcoded literal 128

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Commit messages:
 - 8357287: Unify usage of ICC profile "header size" constants in CMM-related code

Changes: https://git.openjdk.org/jdk/pull/25313/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=25313&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8357287
  Stats: 10 lines in 2 files changed: 2 ins; 2 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/25313.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25313/head:pull/25313

PR: https://git.openjdk.org/jdk/pull/25313