fix: resolve memory leak on select interp... where range...

src/query/inc/qSqlparser.h

@@ -97,9 +97,11 @@ typedef struct SIntervalVal {
   SStrToken          offset;
 } SIntervalVal;
 
+typedef struct tSqlExpr tSqlExprTimestamp;
+
 typedef struct SRangeVal {
-  void          *start;
-  void          *end;
+  tSqlExprTimestamp *start;
+  tSqlExprTimestamp *end;
 } SRangeVal;
 
 typedef struct SSessionWindowVal {

src/query/src/qSqlParser.c

@@ -1183,6 +1183,10 @@ void destroySqlNode(SSqlNode *pSqlNode) {
   pSqlNode->fillType = NULL;
 
   tSqlExprDestroy(pSqlNode->pHaving);
+
+  tSqlExprDestroy(pSqlNode->pRange.start);
+  tSqlExprDestroy(pSqlNode->pRange.end);
+
   free(pSqlNode);
 }