Apply suggestions from code review

Co-authored-by: Lily Wang <[email protected]>

package/MDAnalysis/core/universe.py

@@ -409,7 +409,7 @@ def empty(cls, n_atoms, n_residues=1, n_segments=1,
         trajectory: bool, optional
           if ``True``, attaches a
           :class:`MDAnalysis.coordinates.memory.MemoryReader` allowing
-          coordinates to be set and written.  Default is ``False``
+          coordinates to be set and written.
         velocities: bool, optional
           include velocities in the
           :class:`MDAnalysis.coordinates.memory.MemoryReader`
@@ -1374,7 +1374,7 @@ def from_smiles(cls, smiles, sanitize=True, addHs=True,
             hydrogens with the `addHs` parameter
         numConfs : int (optional, default 1)
             Number of frames to generate coordinates for. Ignored if
-            `generate_coordinates` is ``False``
+            ``generate_coordinates=False``
         rdkit_kwargs : dict (optional)
             Other arguments passed to the RDKit :func:`EmbedMultipleConfs`
             function