Import java.io from jdk-17.0.10-ga

List of files:
  ojluni/src/main/java/java/io/CharArrayReader.java
  ojluni/src/main/java/java/io/FileInputStream.java
  ojluni/src/main/java/java/io/FileOutputStream.java
  ojluni/src/main/java/java/io/InputStreamReader.java
  ojluni/src/main/java/java/io/OutputStreamWriter.java
  ojluni/src/main/native/FileInputStream.c
  ojluni/src/main/native/io_util_md.c
  ojluni/src/main/native/io_util_md.h
  ojluni/src/test/java/io/CharArrayReader/ReadCharBuffer.java
  ojluni/src/test/java/io/FileInputStream/ReadXBytes.java
  ojluni/src/test/java/io/InputStreamReader/ReadCharBuffer.java
  ojluni/src/test/java/io/Writer/Append.java

Generated by tools/expected_upstream/ojluni_merge_to_main.py

Bug: 270692319
Test: N/A
No-Typo-Check: Imported files
Change-Id: Iafe8a4f2b95319f084d033c995124cdb0c9ae172
13 files changed
tree: 0242e56b6b6addf4c896e930b7035cf074afadc0
  1. ojluni/
  2. tools/
  3. EXPECTED_UPSTREAM