fix: fix show deployment

[dl239]

Error msg is empty if execute show deployment failed

[tobegit3hub]

LGTM

[codecov]

Codecov Report

Merging #1415 (6aefac5) into main (c290390) will decrease coverage by 1.96%.
The diff coverage is 100.00%.

❗ Current head 6aefac5 differs from pull request most recent head 6ffb857. Consider uploading reports for the commit 6ffb857 to get more accurate results

@@             Coverage Diff              @@
##               main    #1415      +/-   ##
============================================
- Coverage     67.47%   65.50%   -1.97%     
- Complexity        0      236     +236     
============================================
  Files           512      571      +59     
  Lines        102647   106972    +4325     
  Branches        287      859     +572     
============================================
+ Hits          69259    70071     +812     
- Misses        33388    36749    +3361     
- Partials          0      152     +152     

Impacted Files	Coverage Δ
src/cmd/sql_cmd_test.cc	100.00% <100.00%> (ø)
src/sdk/sql_cluster_router.cc	38.63% <100.00%> (+0.51%)	⬆️
...om/_4paradigm/openmldb/batch/nodes/LimitPlan.scala	50.00% <0.00%> (-50.00%)	⬇️
...m/_4paradigm/openmldb/batch/nodes/RenamePlan.scala	50.00% <0.00%> (-50.00%)	⬇️
...m/_4paradigm/openmldb/batch/nodes/SortByPlan.scala	60.00% <0.00%> (-40.00%)	⬇️
...penmldb/batch/utils/AutoDestructibleIterator.scala	63.63% <0.00%> (-36.37%)	⬇️
...digm/openmldb/batch/window/WindowAggPlanUtil.scala	61.81% <0.00%> (-31.34%)	⬇️
...com/_4paradigm/openmldb/batch/utils/CaseUtil.scala	78.57% <0.00%> (-21.43%)	⬇️
...radigm/openmldb/batch/nodes/DataProviderPlan.scala	62.50% <0.00%> (-20.84%)	⬇️
...paradigm/openmldb/batch/udf/PercentileApprox.scala	36.36% <0.00%> (-20.78%)	⬇️
... and 115 more

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[github-actions]

Linux Test Report

     112 files       238 suites   43m 53s ⏱️
  8 621 tests   8 618 ✔️ 3 💤 0 ❌
12 753 runs  12 750 ✔️ 3 💤 0 ❌

Results for commit 6ffb857.