interconnect: Fix kerneldoc warning

Fix the following warning:
drivers/interconnect/bulk.c:63: warning: expecting prototype for
icc_bulk_set(). Prototype was for icc_bulk_set_bw() instead

Link: https://lore.kernel.org/r/20210318163415.30941-1-georgi.djakov@linaro.orgSigned-off-by: Georgi Djakov <georgi.djakov@linaro.org>

drivers/interconnect/bulk.c

@@ -53,7 +53,7 @@ void icc_bulk_put(int num_paths, struct icc_bulk_data *paths)
 EXPORT_SYMBOL_GPL(icc_bulk_put);
 
 /**
- * icc_bulk_set() - set bandwidth to a set of paths
+ * icc_bulk_set_bw() - set bandwidth to a set of paths
  * @num_paths: the number of icc_bulk_data
  * @paths: the icc_bulk_data table containing the paths and bandwidth
  *