update stderr for compilation tests

[adamhass]

Please make sure these boxes are checked, before submitting a new PR.

• [x] You ran rustfmt on the code base before submitting (on latest nightly with rustfmt support)
• [x] You reference which issue is being closed in the PR text (if applicable)

Other Changes

just trying to make the daily CI pass...

[codecov[bot]]

Codecov Report

Merging #179 (3bcc7a5) into master (94dcfb3) will increase coverage by 0.05%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #179      +/-   ##
==========================================
+ Coverage   62.84%   62.89%   +0.05%     
==========================================
  Files         107      107              
  Lines       22028    22031       +3     
==========================================
+ Hits        13843    13857      +14     
+ Misses       8185     8174      -11     

Impacted Files	Coverage Δ
core/src/runtime/mod.rs	34.37% <0.00%> (-1.57%)	:arrow_down:
core/src/net/frames.rs	62.56% <0.00%> (-0.52%)	:arrow_down:
core/src/routing/mod.rs	96.96% <0.00%> (-0.47%)	:arrow_down:
core/src/dispatch/lookup/mod.rs	59.63% <0.00%> (-0.37%)	:arrow_down:
core/src/runtime/system.rs	83.91% <0.00%> (ø)
core/src/net/network_thread.rs	88.65% <0.00%> (ø)
core/src/component/lifecycle.rs	89.81% <0.00%> (+0.09%)	:arrow_up:
core/src/component/mod.rs	87.82% <0.00%> (+0.17%)	:arrow_up:
core/src/net/network_channel.rs	82.49% <0.00%> (+0.33%)	:arrow_up:
core/src/messaging/net_message.rs	72.41% <0.00%> (+0.49%)	:arrow_up:
... and 2 more

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