Remove openjdk11 because the build exceeds the allowed time limit

[zoewangg]

Description

Remove openjdk11 because the openjdk11 job took longer than 50 mins, which is a hard limit on Travis for public repos.

The job exceeded the maximum time limit for jobs, and has been terminated.

License

• I confirm that this pull request can be released under the Apache 2 license

[codecov-io]

Codecov Report

Merging #2088 into master will increase coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #2088   +/-   ##
=========================================
  Coverage     77.12%   77.12%           
  Complexity      298      298           
=========================================
  Files          1206     1206           
  Lines         37909    37909           
  Branches       2961     2961           
=========================================
+ Hits          29236    29238    +2     
+ Misses         7228     7222    -6     
- Partials       1445     1449    +4     

Flag	Coverage Δ	Complexity Δ
#unittests	77.12% <ø> (+<0.01%)	298.00 <ø> (ø)

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Impacted Files	Coverage Δ	Complexity Δ
...nio/netty/internal/OldConnectionReaperHandler.java	81.81% <0.00%> (-9.10%)	0.00% <0.00%> (ø%)
...ty/internal/IdleConnectionCountingChannelPool.java	86.58% <0.00%> (-2.44%)	0.00% <0.00%> (ø%)
...ssdk/core/internal/async/FileAsyncRequestBody.java	84.76% <0.00%> (+0.95%)	0.00% <0.00%> (ø%)
...ware/amazon/awssdk/utils/cache/CachedSupplier.java	90.24% <0.00%> (+2.43%)	0.00% <0.00%> (ø%)
...ttp/nio/netty/internal/nrs/HttpStreamsHandler.java	64.61% <0.00%> (+3.84%)	0.00% <0.00%> (ø%)

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