RFR: 8325152: Clarify specification of java.io.RandomAccessFile.setLength [v2]

[Brian Burkhalter]

> Modify the specification verbiage of `java.io.RandomAccessFile.setLength` to account for the effect of the method on the file offset as returned by `getFilePointer`.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8325152: Minor change to paragraph about file offset

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Changes:
  - all: https://git.openjdk.org/jdk/pull/17679/files
  - new: https://git.openjdk.org/jdk/pull/17679/files/80e562f9..5eaa8dda

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=17679&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=17679&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/17679.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17679/head:pull/17679

PR: https://git.openjdk.org/jdk/pull/17679