[SQL] [Minor] Print detail query execution info when spark answer is …

…not right

Print detail query execution info including parsed/analyzed/optimized/Physical plan for query when spak answer is not rignt.

```
Results do not match for query:
== Parsed Logical Plan ==
'Aggregate ['x.str], ['x.str,SUM('x.strCount) AS c1#46]
 'Join Inner, Some(('x.str = 'y.str))
  'UnresolvedRelation [df], Some(x)
  'UnresolvedRelation [df], Some(y)

== Analyzed Logical Plan ==
Aggregate [str#44], [str#44,SUM(strCount#45L) AS c1#46L]
 Join Inner, Some((str#44 = str#51))
  Subquery x
   Subquery df
    Aggregate [str#44], [str#44,COUNT(str#44) AS strCount#45L]
     Project [_1#41 AS int#43,_2#42 AS str#44]
      LocalRelation [_1#41,_2#42], [[1,1],[2,2],[3,3]]
  Subquery y
   Subquery df
    Aggregate [str#51], [str#51,COUNT(str#51) AS strCount#47L]
     Project [_1#41 AS int#50,_2#42 AS str#51]
      LocalRelation [_1#41,_2#42], [[1,1],[2,2],[3,3]]

== Optimized Logical Plan ==
Aggregate [str#44], [str#44,SUM(strCount#45L) AS c1#46L]
 Project [str#44,strCount#45L]
  Join Inner, Some((str#44 = str#51))
   Aggregate [str#44], [str#44,COUNT(str#44) AS strCount#45L]
    LocalRelation [str#44], [[1],[2],[3]]
   Aggregate [str#51], [str#51]
    LocalRelation [str#51], [[1],[2],[3]]

== Physical Plan ==
Aggregate false, [str#44], [str#44,CombineSum(PartialSum#53L) AS c1#46L]
 Aggregate true, [str#44], [str#44,SUM(strCount#45L) AS PartialSum#53L]
  Project [str#44,strCount#45L]
   BroadcastHashJoin [str#44], [str#51], BuildRight
    Aggregate false, [str#44], [str#44,Coalesce(SUM(PartialCount#55L),0) AS strCount#45L]
     Exchange (HashPartitioning [str#44], 5), []
      Aggregate true, [str#44], [str#44,COUNT(str#44) AS PartialCount#55L]
       LocalTableScan [str#44], [[1],[2],[3]]
    Aggregate false, [str#51], [str#51]
     Exchange (HashPartitioning [str#51], 5), []
      Aggregate true, [str#51], [str#51]
       LocalTableScan [str#51], [[1],[2],[3]]

Code Generation: false
== RDD ==
== Results ==
!== Correct Answer - 3 ==   == Spark Answer - 3 ==
 [1,1]                      [1,1]
![2,3]                      [2,1]
 [3,1]                      [3,1]
```

Author: wangfei <wangfei1@huawei.com>

Closes #5774 from scwf/checkanswer and squashes the following commits:

5be6f78 [wangfei] print detail query execution info when Spark Answer is not right

sql/core/src/test/scala/org/apache/spark/sql/QueryTest.scala

@@ -132,11 +132,7 @@ object QueryTest {
       val errorMessage =
         s"""
         |Results do not match for query:
-        |${df.logicalPlan}
-        |== Analyzed Plan ==
-        |${df.queryExecution.analyzed}
-        |== Physical Plan ==
-        |${df.queryExecution.executedPlan}
+        |${df.queryExecution}
         |== Results ==
         |${sideBySide(
           s"== Correct Answer - ${expectedAnswer.size} ==" +: