when callback timeout, throw timeout exp as sync

[leizhiyuan]

Motivation:

fix #314

Modification:

Describe the idea and modifications you've done.

Result:

Fixes #.

If there is no issue then describe the changes introduced by this PR.

[codecov]

Codecov Report

Merging #359 into 5.4 will decrease coverage by <.01%.
The diff coverage is 40%.

@@             Coverage Diff              @@
##                5.4     #359      +/-   ##
============================================
- Coverage     71.48%   71.48%   -0.01%     
  Complexity      970      970              
============================================
  Files           346      346              
  Lines         14375    14378       +3     
  Branches       2307     2308       +1     
============================================
+ Hits          10276    10278       +2     
- Misses         2896     2899       +3     
+ Partials       1203     1201       -2

Impacted Files	Coverage Δ	Complexity Δ
...pay/sofa/rpc/message/bolt/BoltInvokerCallback.java	79.31% <40%> (-4.33%)	7 <0> (ø)
.../main/java/com/alipay/sofa/rpc/tracer/Tracers.java	39.74% <0%> (-2.57%)	0% <0%> (ø)
.../sofa/rpc/bootstrap/DefaultClientProxyInvoker.java	88.7% <0%> (+1.61%)	0% <0%> (ø)	⬇️
...pay/sofa/rpc/transport/ClientTransportFactory.java	76.92% <0%> (+4.61%)	0% <0%> (ø)	⬇️

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