Add outputs to example in what's new.

Author: stefmolin

doc/users/next_whats_new/view_current_axis_format.rst

@@ -5,12 +5,25 @@ The new `~matplotlib.axis.Axis.get_tick_params` method can be used to
 retrieve the appearance settings that will be applied to any
 additional ticks, tick labels, and gridlines added to the plot:
 
-.. code-block:: python
+.. code-block:: pycon
 
-    import matplotlib.pyplot as plt
+    >>> import matplotlib.pyplot as plt
 
-    fig, ax = plt.subplots()
-    ax.yaxis.set_tick_params(labelsize=30, labelcolor='red',
-                             direction='out', which='major')
-    print(ax.yaxis.get_tick_params(which='major'))
-    print(ax.yaxis.get_tick_params(which='minor'))
+    >>> fig, ax = plt.subplots()
+    >>> ax.yaxis.set_tick_params(labelsize=30, labelcolor='red',
+    ...                          direction='out', which='major')
+    >>> ax.yaxis.get_tick_params(which='major')
+    {'direction': 'out',
+    'left': True,
+    'right': False,
+    'labelleft': True,
+    'labelright': False,
+    'gridOn': False,
+    'labelsize': 30,
+    'labelcolor': 'red'}
+    >>> ax.yaxis.get_tick_params(which='minor')
+    {'left': True,
+    'right': False,
+    'labelleft': True,
+    'labelright': False,
+    'gridOn': False}