HADOOP-18090. Add optional com.jcraft.jsch dependency to hadoop-client-runtime (#4700)

This ensures that the jsch dependency classes are not shaded, and so SFTP can be used by adding
the jsch.jar to the classpath

Contributed by tiki-sk

Author: tiki-sk

hadoop-client-modules/hadoop-client-minicluster/pom.xml

@@ -457,11 +457,6 @@
       <artifactId>kfs</artifactId>
       <optional>true</optional>
     </dependency>
-    <dependency>
-      <groupId>com.jcraft</groupId>
-      <artifactId>jsch</artifactId>
-      <optional>true</optional>
-    </dependency>
     <!-- add back in transitive dependencies of hadoop-mapreduce-client-app removed in client -->
     <!-- Skipping javax.servlet:javax.servlet-api because it's in client -->
     <!-- Skipping jakarta.servlet:jakarta.servlet-api because it's in client -->

hadoop-client-modules/hadoop-client-runtime/pom.xml

@@ -108,6 +108,12 @@
       <scope>runtime</scope>
       <optional>true</optional>
     </dependency>
+    <dependency>
+      <groupId>com.jcraft</groupId>
+      <artifactId>jsch</artifactId>
+      <optional>true</optional>
+      <scope>runtime</scope>
+    </dependency>
   </dependencies>
   <profiles>
     <profile>