lint fixes

Author: toddmeng-db

csharp/src/Drivers/Databricks/Auth/OAuthClientCredentialsService.cs

@@ -43,9 +43,9 @@ private class TokenInfo
         {
             public string? AccessToken { get; set; }
             public DateTime ExpiresAt { get; set; }
-            
+
             public bool IsExpired => DateTime.UtcNow >= ExpiresAt;
-            
+
             // Add buffer time to refresh token before actual expiration
             public bool NeedsRefresh => DateTime.UtcNow >= ExpiresAt.AddMinutes(-5);
         }
@@ -112,7 +112,7 @@ private async Task<string> RefreshTokenInternalAsync(CancellationToken cancellat
             }
 
             string content = await response.Content.ReadAsStringAsync();
-            
+
             try
             {
                 _cachedToken = ParseTokenResponse(content);
@@ -149,7 +149,7 @@ private HttpRequestMessage CreateTokenRequest()
         private TokenInfo ParseTokenResponse(string content)
         {
             using var jsonDoc = JsonDocument.Parse(content);
-            
+
             if (!jsonDoc.RootElement.TryGetProperty("access_token", out var accessTokenElement))
             {
                 throw new DatabricksException("OAuth response did not contain an access_token");
@@ -228,4 +228,4 @@ public void Dispose()
         }
 
     }
-}
+}

csharp/test/Drivers/Databricks/Auth/OAuthClientCredentialsServiceTests.cs

@@ -62,4 +62,4 @@ void IDisposable.Dispose()
             base.Dispose();
         }
     }
-} 
+}