RFR: 8371304: mismatch in file name and class name for ByteInterleavedRasterOffsetsTest.java

[Phil Race]

Fix class name in test.

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Commit messages:
 - 8371304

Changes: https://git.openjdk.org/jdk/pull/28142/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28142&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8371304
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/28142.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/28142/head:pull/28142

PR: https://git.openjdk.org/jdk/pull/28142