Merge files from jdk11u/jdk-11.0.13-ga into the expected_upstream branch

List of files:
  ojluni/src/main/java/java/text/Collator.java
  ojluni/src/main/java/java/text/RuleBasedCollator.java

Generated by tools/expected_upstream/ojluni_refresh_files.py
Test: N/A

Change-Id: I1e1767c40c9596193ee29145064bc646a024d435
tree: c81b52c8215ee0827e151f0fedd08a2706053fac
  1. ojluni/
  2. tools/
  3. EXPECTED_UPSTREAM