[KYUUBI #1478] Docker-image-tool.sh awareness of incorrectly configured SPARK_HOME

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### _Why are the changes needed?_
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When you use docker-image-tool.sh to help build docker image, you can use a non-existent path as SPARK_HOME.You won't be aware of the problem until Dockerfile does the COPY SPARK_HOME operation.
See #1478
### _How was this patch tested?_
- [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible

- [ ] Add screenshots for manual tests if appropriate

- [x] [Run test](https://kyuubi.readthedocs.io/en/latest/develop_tools/testing.html#running-tests) locally before make a pull request

Closes #1479 from zwangsheng/KYUUBI/1478.

Closes #1478

cac129eb [zwangsheng] 1478

Authored-by: zwangsheng <2213335496@qq.com>
Signed-off-by: ulysses-you <ulyssesyou@apache.org>

bin/docker-image-tool.sh

@@ -119,6 +119,9 @@ function build {
   if [[ ! -d "$KYUUBI_ROOT/spark-binary" ]]; then
     mkdir "$KYUUBI_ROOT/spark-binary"
   fi
+  if [[ ! -d "$SPARK_HOME" ]]; then
+    error "Cannot found dir $SPARK_HOME, you must configure SPARK_HOME correct."
+  fi
   cp -r "$SPARK_HOME/" "$KYUUBI_ROOT/spark-binary/"
 
   # Verify that the Docker image content directory is present