fix: disable source e2e tests temporarily

[fuyufjh]

What's changed and what's your intention?

As title.

Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests

Refer to a related PR or issue link (optional)

[codecov]

Codecov Report

Merging #287 (3812e6b) into main (08fe034) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##               main     #287      +/-   ##
============================================
- Coverage     74.09%   74.08%   -0.02%     
  Complexity     2665     2665              
============================================
  Files           850      850              
  Lines         48088    48094       +6     
  Branches       1584     1584              
============================================
- Hits          35630    35629       -1     
- Misses        11648    11655       +7     
  Partials        810      810              

Flag	Coverage Δ
java	61.94% <ø> (ø)
rust	79.34% <ø> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
rust/frontend/src/optimizer/property/order.rs	62.50% <0.00%> (-3.29%)	⬇️
...rontend/src/optimizer/plan_node/batch_hash_join.rs	31.81% <0.00%> (-3.19%)	⬇️
...st/frontend/src/optimizer/property/distribution.rs	60.46% <0.00%> (-0.90%)	⬇️
rust/frontend/src/scheduler/plan_fragmenter.rs	97.91% <0.00%> (ø)
...ust/frontend/src/optimizer/plan_node/batch_sort.rs	0.00% <0.00%> (ø)
...ontend/src/optimizer/plan_node/stream_hash_join.rs	0.00% <0.00%> (ø)
...d/src/optimizer/plan_node/batch_sort_merge_join.rs	0.00% <0.00%> (ø)
...frontend/src/optimizer/plan_node/plan_tree_node.rs	10.71% <0.00%> (+0.18%)	⬆️
...frontend/src/optimizer/plan_node/batch_exchange.rs	66.66% <0.00%> (+5.12%)	⬆️

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[skyzh]

Please create a tracking issue for re-enable tests, otherwise it will be easily forgotten :(