[ci skip] Normalize tabs/spaces

Partial changes from PR #4016
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 3c57777..f2e40da 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -306,12 +306,12 @@
 	 *
 	 * params array keys
 	 *
-	 * KEY	  OPTIONAL	NOTES
-	 * name		no	the name of the parameter should be in :<param_name> format
-	 * value	no	the value of the parameter.  If this is an OUT or IN OUT parameter,
-	 *				this should be a reference to a variable
-	 * type		yes	the type of the parameter
-	 * length	yes	the max size of the parameter
+	 * KEY      OPTIONAL  NOTES
+	 * name     no        the name of the parameter should be in :<param_name> format
+	 * value    no        the value of the parameter.  If this is an OUT or IN OUT parameter,
+	 *                    this should be a reference to a variable
+	 * type     yes       the type of the parameter
+	 * length   yes       the max size of the parameter
 	 */
 	public function stored_procedure($package, $procedure, array $params)
 	{