review(correct the solver code in README.rst)

Author: zhangzhanqun

README.rst

@@ -129,12 +129,13 @@ Here is a basic preprocessing example:
 Here is a basic solving example:
 
 .. code:: python
-
+   >>> hostname = "localhost"
+   >>> port = "5000"
    >>> import ansys.dyna.core.solver as solver
-   >>> dyna=solver.DynaSovler(hostname,port)           # connect to the container
+   >>> dyna=solver.DynaSolver(hostname,port)           # connect to the container
    >>> dyna.push("cylinder_flow.k")                            # push an input file
    >>> dyna.start(4)                                   # start 4 ranks of mppdyna
-   >>> dyna.run("i=cylinder_flow.k memory=10m ncycle=20000")   # begin execution
+   >>> dyna.run("i=./output/cylinder_flow.k memory=10m ncycle=20000")   # begin execution
 
 Here is a basic postprocessing example: