Fix decimal precision shift size

Author: alex268

jdbc/src/main/java/tech/ydb/jdbc/impl/YdbTypes.java

@@ -136,8 +136,8 @@ public static Type findType(Object obj, int sqlType) {
 
     private Type findTypeImpl(Object obj, int sqlType) {
         if ((sqlType & YdbConst.SQL_KIND_DECIMAL) != 0) {
-            int precision = ((sqlType - YdbConst.SQL_KIND_DECIMAL) >> 5);
-            int scale = ((sqlType - YdbConst.SQL_KIND_DECIMAL) & 0b11111);
+            int precision = ((sqlType - YdbConst.SQL_KIND_DECIMAL) >> 6);
+            int scale = ((sqlType - YdbConst.SQL_KIND_DECIMAL) & 0b111111);
             if (precision > 0 && precision < 36 && scale >= 0 && scale <= precision) {
                 return DecimalType.of(precision, scale);
             }

jdbc/src/test/java/tech/ydb/jdbc/impl/YdbPreparedStatementTest.java

@@ -227,7 +227,7 @@ private int ydbType(PrimitiveType type) {
     }
 
     private int ydbType(DecimalType type) {
-        return YdbConst.SQL_KIND_DECIMAL + (type.getPrecision() << 5) + type.getScale();
+        return YdbConst.SQL_KIND_DECIMAL + (type.getPrecision() << 6) + type.getScale();
     }
 
     private void fillRowValues(PreparedStatement statement, int id, boolean castingSupported) throws SQLException {