correct size

Author: juancamarotti

co_simulation/validation/fsi_turek_FSI2/README.md

@@ -19,7 +19,7 @@ This is a 2D simulation of the well-known Turek FSI benchmark. It consists in a
 
 The problem geometry as well as the boundary conditions are sketched below (image from Turek et. al. (2006).
 <p align="center">
-  <img src="data/turek_benchmark_geometry.png" alt="Turek benchmark geometry." style="width: 250px;"/>
+  <img src="data/turek_benchmark_geometry.png" alt="Turek benchmark geometry." style="width: 350px;"/>
 </p>
 
 A Newtonian constitutive law is considered in the fluid domain. The fluid characteristic parameters are: