Remove unused delta-storage dependency that was added in https://gith…

…ub.com/apache/druid/pull/16648/files

This dependency was added in #16648 as a workaround to the
class loader. Remove it.

extensions-contrib/druid-deltalake-extensions/pom.xml

@@ -49,12 +49,6 @@
       <artifactId>delta-kernel-defaults</artifactId>
       <version>${delta-kernel.version}</version>
     </dependency>
-    <dependency>
-      <groupId>io.delta</groupId>
-      <artifactId>delta-storage</artifactId>
-      <version>${delta-kernel.version}</version>
-    </dependency>
-
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-client-api</artifactId>