[improvement](config) set enable_local_exchange default value to true

[BiteTheDDDDt]

Proposed changes

1. set enable_local_exchange default value to true
2. adjust tpch query

TPCH-SF100	Before	After
q1	6761.6	6679
q2	435.8	395.2
q3	2908	2247.4
q4	1305.2	1273.4
q5	2399.8	2464
q6	503.6	503.6
q7	1402.4	1173.6
q8	1230.2	1245.2
q9	21698.8	20633.4
q10	1956.6	1744.2
q11	547.6	479.0
q12	694.4	718.4
q13	3708.2	2567.6
q14	548.8	481.4
q15	504.4	371.2
q16	860.2	843.6
q17	1528.2	1515.2
q18	5120.2	5160.6
q19	350.0	364.8
q20	1639.4	1483.2
q21	5466.4	5751.4
q22	1231	1118.4
SUM	62800.8	59213.8

Problem summary

Describe your changes.

Checklist(Required)

1. Does it affect the original behavior:
   • Yes
   • No
   • I don't know
2. Has unit tests been added:
   • Yes
   • No
   • No Need
3. Has document been added or modified:
   • Yes
   • No
   • No Need
4. Does it need to update dependencies:
   • Yes
   • No
5. Are there any changes that cannot be rolled back:
   • Yes (If Yes, please explain WHY)
   • No

Further comments

If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...

[HappenLee]

LGTM

[github-actions]

PR approved by at least one committer and no changes requested.

[github-actions]

PR approved by anyone and no changes requested.