heap inspection issue fix

Author: gaubansa

Client/ApiClient.cs

@@ -460,6 +460,7 @@ public object CallApi(
                 string fileName = Path.Combine(clientCertDirectory, clientCertFile);
                 // Importing Certificates
                 var certificate = new X509Certificate2(fileName, clientCertPassword);
+                clientCertPassword=string.Empty;
                 RestClient.Options.ClientCertificates = new X509CertificateCollection { certificate };
             }
 

generator/cybersource-csharp-template/ApiClient.mustache

@@ -502,6 +502,7 @@ namespace {{packageName}}.Client
                 string fileName = Path.Combine(clientCertDirectory, clientCertFile);
                 // Importing Certificates
                 var certificate = new X509Certificate2(fileName, clientCertPassword);
+                clientCertPassword=string.Empty;
                 RestClient.Options.ClientCertificates = new X509CertificateCollection { certificate };
             }