Remove deprecated supports_streams() (#1847)

Fixes #1814.

This change removes the override of `spark_resource_adaptor::supports_stream()`,
in light of rapidsai/rmm#1389, which deprecated the
method.

Similar to rapidsai/cudf#14857, this change removes
the deprecated override.

Signed-off-by: MithunR <mythrocks@gmail.com>

src/main/cpp/src/SparkResourceAdaptorJni.cpp

@@ -401,8 +401,6 @@ class spark_resource_adaptor final : public rmm::mr::device_memory_resource {
 
   rmm::mr::device_memory_resource* get_wrapped_resource() { return resource; }
 
-  bool supports_streams() const noexcept override { return resource->supports_streams(); }
-
   /**
    * Update the internal state so that a specific thread is dedicated to a task.
    * This may be called multiple times for a given thread and if the thread is already