YARN-10187. Removing hadoop-yarn-project/hadoop-yarn/README as it is no longer maintained. (#4222)
YARN-10187. Removing hadoop-yarn-project/hadoop-yarn/README as it is no longer maintained. (#4222)

Co-authored-by: Ashutosh Gupta <48d5b5806830c48c1d6e760ed85f3d53057188d8@amazon.com>
Signed-off-by: Akira Ajisaka <0b9804f8c7da7ff2d7c159b4dec763017bbf90e8@apache.org>
apache/hadoop,apache/hadoop,wwjiang007/hadoop,apache/hadoop,wwjiang007/hadoop,wwjiang007/hadoop,apache/hadoop,wwjiang007/hadoop,apache/hadoop,mapr/hadoop-common,wwjiang007/hadoop,apache/hadoop,apache/hadoop,mapr/hadoop-common,wwjiang007/hadoop,mapr/hadoop-common,mapr/hadoop-common,mapr/hadoop-common,mapr/hadoop-common,mapr/hadoop-common,wwjiang007/hadoop