HADOOP-14206. TestSFTPFileSystem#testFileExists failure: Invalid encoding for signature. Contributed by Jim Brennan.

(cherry picked from commit 999096d82e6cc24023a77a69509af6820913f942)
diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index 92ed9be..2cb988b 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -1014,7 +1014,7 @@
       <dependency>
         <groupId>com.jcraft</groupId>
         <artifactId>jsch</artifactId>
-        <version>0.1.54</version>
+        <version>0.1.55</version>
       </dependency>
       <dependency>
         <groupId>org.apache.htrace</groupId>