HADOOP-19252. fix typo

Change-Id: I7ea9575c0b2f840e7b6782ec0ea9968d695475c5

Author: steveloughran

LICENSE-binary

@@ -251,7 +251,7 @@ commons-daemon:commons-daemon:1.0.13
 commons-io:commons-io:2.16.1
 commons-net:commons-net:3.9.0
 de.ruedigermoeller:fst:2.50
-io.grpc:grpc-api:1.53.0AA
+io.grpc:grpc-api:1.53.0
 io.grpc:grpc-context:1.53.0
 io.grpc:grpc-core:1.53.0
 io.grpc:grpc-netty:1.53.0