SNOW-2144731 Fix awaiting for PAT and session creation in the pool (#1188)

Author: sfc-gh-knozderko

Snowflake.Data/Core/Authenticator/ProgrammaticAccessTokenAuthenticator.cs

@@ -17,7 +17,7 @@ public static bool IsProgrammaticAccessTokenAuthenticator(string authenticator)
 
         public async Task AuthenticateAsync(CancellationToken cancellationToken)
         {
-            await LoginAsync(cancellationToken);
+            await LoginAsync(cancellationToken).ConfigureAwait(false);
         }
 
         public void Authenticate()

Snowflake.Data/Core/Session/SessionPool.cs

@@ -516,7 +516,7 @@ internal bool AddSession(SFSession session, bool ensureMinPoolSize)
                 session.SetPooling(false);
             }
 
-            var sessionContext = new SessionPropertiesContext { Password = Password, Token = Token };
+            var sessionContext = new SessionPropertiesContext { Password = Password, OAuthClientSecret = OAuthClientSecret, Token = Token };
             if (!session.GetPooling())
             {
                 ReleaseBusySession(session);