(fix) Fixed M infinity in NACA test

This does not change anything since Minf in the viscous solver is only used to compute the time step

blast/mdao/opti_NACA.py

@@ -76,7 +76,7 @@ def cfgInviscid(nthrds, verb):
 def cfgBlast(verb):
     return {
         'Re' : 1e7,                 # Freestream Reynolds number
-        'Minf' : 0.2,               # Freestream Mach number (used for the computation of the time step only)
+        'Minf' : 0.1,               # Freestream Mach number (used for the computation of the time step only)
         'CFL0' : 1.,                 # Inital CFL number of the calculation
         'Verb': verb,               # Verbosity level of the solver
         'couplIter': 50,            # Maximum number of iterations