Fixed some minor issues

Author: agnipratimnag-db

src/main/java/com/databricks/jdbc/driver/DatabricksConnectionContext.java

@@ -176,7 +176,7 @@ public String getToken() {
   public int getAsyncExecPollInterval() {
     return getParameter(POLL_INTERVAL) == null
         ? POLL_INTERVAL_DEFAULT
-        : Integer.parseInt((getParameter(DatabricksJdbcConstants.POLL_INTERVAL)));
+        : Integer.parseInt(getParameter(DatabricksJdbcConstants.POLL_INTERVAL));
   }
 
   public String getCloud() throws DatabricksParsingException {

src/main/java/com/databricks/jdbc/driver/DatabricksJdbcConstants.java

@@ -59,6 +59,7 @@ public final class DatabricksJdbcConstants {
 
   static final String POLL_INTERVAL = "asyncexecpollinterval";
   static final int POLL_INTERVAL_DEFAULT = 200;
+
   static final String AWS_CLIENT_ID = "databricks-sql-jdbc";
 
   static final String AAD_CLIENT_ID = "96eecda7-19ea-49cc-abb5-240097d554f5";

src/test/java/com/databricks/jdbc/driver/DatabricksConnectionContextTest.java

@@ -50,6 +50,7 @@ class DatabricksConnectionContextTest {
       "jdbc:databricks://e2-dogfood.staging.cloud.databricks.com:443/default;transportMode=http;ssl=1;AuthMech=3;httpPath=/sql/1.0/warehouses/5c89f447c476a5a8;UseProxy=1;ProxyHost=127.0.0.1;ProxyPort=8080;ProxyAuth=1;ProxyUID=proxyUser;ProxyPwd=proxyPassword;";
   private static final String VALID_URL_WITH_PROXY_AND_CF_PROXY =
       "jdbc:databricks://e2-dogfood.staging.cloud.databricks.com:443/default;transportMode=http;ssl=1;AuthMech=3;httpPath=/sql/1.0/warehouses/5c89f447c476a5a8;UseSystemProxy=1;UseProxy=1;ProxyHost=127.0.0.1;ProxyPort=8080;ProxyAuth=1;ProxyUID=proxyUser;ProxyPwd=proxyPassword;UseCFProxy=1;CFProxyHost=127.0.1.2;CFProxyPort=8081;CFProxyAuth=1;CFProxyUID=cfProxyUser;CFProxyPwd=cfProxyPassword;";
+
   private static Properties properties = new Properties();
 
   private static final String VALID_URL_POLLING =