[fix](metric) fix metric jvm_xxx_size_bytes{type=max, ...}

[dutyu]

Proposed changes

Problem summary

If there is no limit for max young or old gen size, jvm_xxx_size_bytes{type=max, ...} should be max heap size, otherwise the graph would be a little wired.

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...

[hello-stephen]

TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 34.38 seconds
load time: 427 seconds
storage size: 17123062447 Bytes
https://doris-community-test-1308700295.cos.ap-hongkong.myqcloud.com/tmp/20221128093600_clickbench_pr_54316.html

[yiguolei]

LGTM