RFR: 8296285: test/hotspot/jtreg/compiler/intrinsics/TestFloatIsFinite.java fails after JDK-8280378

[Fei Yang]

Hi,
    Please review this trivial change fixing a typo in jtreg test: test/hotspot/jtreg/compiler/intrinsics/TestFloatIsFinite.java
    This test case fail to compile by javac when running on RISC-V.
    Testing: Test case passed on RIS-CV after this typo is fixed.

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Commit messages:
 - 8296285: test/hotspot/jtreg/compiler/intrinsics/TestFloatIsFinite.java fails after JDK-8280378

Changes: https://git.openjdk.org/jdk/pull/10965/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10965&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296285
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/10965.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10965/head:pull/10965

PR: https://git.openjdk.org/jdk/pull/10965