TST: update narrative doc examples

Author: bsipocz

docs/ipac/irsa/irsa.rst

@@ -244,9 +244,9 @@ will return a `~astropy.table.Table`:
 
    >>> from astroquery.ipac.irsa import Irsa
    >>> Irsa.list_collections()
-   <Table length=114>
-         collection
-           object
+   <Table length=123>
+         collection     
+           object       
    ---------------------
         akari_allskymaps
                    blast
@@ -256,6 +256,7 @@ will return a `~astropy.table.Table`:
                      ...
              wise_allsky
             wise_allwise
+              wise_fdepa
              wise_prelim
    wise_prelim_2bandcryo
              wise_unwise

docs/mpc/mpc.rst

@@ -360,7 +360,7 @@ degrees per hour:
 
     >>> eph = MPC.get_ephemeris('2P', start='2003-10-15', step='1d', number=60)
     >>> print(eph['Proper motion'].quantity.to('deg/h').max())  # doctest: +FLOAT_CMP
-    0.1259361111111111 deg / h
+    0.12593888888888888 deg / h
 
 
 Sky coordinates are returned as quantities carrying units of degrees.