Fix the way we should install from our conda channel.

Author: funilrys

docs/installation/dev.rst

@@ -112,7 +112,7 @@ Our repository is located at https://anaconda.org/pyfunceble/pyfunceble-dev
 
 ::
 
-   conda install -c conda-forge -c pyfunceble pyfunceble-dev
+   conda install -c conda-forge -c pyfunceble pyfunceble-dev=3
 
 Pure Python method
 """"""""""""""""""

docs/installation/stable.rst

@@ -69,7 +69,7 @@ Our repository is located at https://anaconda.org/pyfunceble/pyfunceble
 
 ::
 
-   conda install -c conda-forge -c pyfunceble pyfunceble
+   conda install -c conda-forge -c pyfunceble pyfunceble=3
 
 Pure Python method
 ^^^^^^^^^^^^^^^^^^