Manual: fix reference

(cherry picked from commit 8cc5ecf6)

[skip ci]

doc/manual/source/running-dynare.rst

@@ -204,7 +204,7 @@ by the ``dynare`` command.
     .. option:: params_derivs_order=0|1|2
 
         When :comm:`identification`, :comm:`dynare_sensitivity` (with
-        identification), or :ref:`estimation_cmd <estim-comm>` are
+        identification), or :ref:`estimation <estim-comm>` are
         present, this option is used to limit the order of the
         derivatives with respect to the parameters that are calculated
         by the preprocessor. 0 means no derivatives, 1 means first

doc/manual/source/the-model-file.rst

@@ -5195,7 +5195,7 @@ block decomposition of the model (see :opt:`block`).
     |br| This command lists the name of observed endogenous variables
     for the estimation procedure. These variables must be available in
-    the data file (see :ref:`estimation_cmd <estim-comm>`).
+    the data file (see :ref:`estimation <estim-comm>`).
     Alternatively, this command is also used in conjunction with the
     ``partial_information`` option of ``stoch_simul``, for declaring