add: ranked batch mode page for query strategies

Author: cosmic-cortex

docs/source/content/query_strategies/Ranked-batch-queries.rst

@@ -29,6 +29,7 @@ modAL is an active learning framework for Python3, designed with *modularity, fl
    content/query_strategies/Acquisition-functions
    content/query_strategies/Uncertainty-sampling
    content/query_strategies/Disagreement-sampling
+   content/query_strategies/ranked_batch_mode
 
 .. toctree::
    :maxdepth: 1