examples: Update "How to Run" instructions for solara (#2493)

They should probably better synced at some points, but this at least removes the false/outdated information

Author: EwoutH

mesa/examples/advanced/epstein_civil_violence/Readme.md

@@ -8,14 +8,12 @@ The model generates mass uprising as self-reinforcing processes: if enough agent
 
 ## How to Run
 
-To run the model interactively, run ``EpsteinCivilViolenceServer.py`` in this directory. e.g.
+To run the model interactively, in this directory, run the following command
 
 ```
-    $ python EpsteinCivilViolenceServer.py
+    $ solara run app.py
 ```
 
-Then open your browser to [http://127.0.0.1:8521/](http://127.0.0.1:8521/) and press Reset, then Run.
-
 ## Files
 
 * ``model.py``: Core model code.

mesa/examples/basic/virus_on_network/Readme.md

@@ -24,23 +24,12 @@ To install the dependencies use pip and the requirements.txt in this directory.
 
 ## How to Run
 
-To run the model interactively, run ``mesa runserver`` in this directory. e.g.
+To run the model interactively, in this directory, run the following command
 
 ```
-    $ mesa runserver
+    $ solara run app.py
 ```
 
-Then open your browser to [http://127.0.0.1:8521/](http://127.0.0.1:8521/) and press Reset, then Run.
-
-or
-
-Directly run the file ``run.py`` in the terminal. e.g.
-
-```
-    $ python run.py
-```
-
-
 ## Files
 
 * ``model.py``: Contains the agent class, and the overall model class.