update year to 2021

[CalvinKirs]

No description provided.

[codecov-io]

Codecov Report

Merging #7139 (54aa7af) into master (27571a0) will decrease coverage by 1.42%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #7139      +/-   ##
============================================
- Coverage     60.28%   58.85%   -1.43%     
+ Complexity      510      424      -86     
============================================
  Files          1028     1028              
  Lines         41531    41531              
  Branches       6038     6038              
============================================
- Hits          25037    24444     -593     
- Misses        13750    14386     +636     
+ Partials       2744     2701      -43     

Impacted Files	Coverage Δ	Complexity Δ
...java/org/apache/dubbo/remoting/etcd/Constants.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (ø%)
...e/dubbo/registry/consul/ConsulRegistryFactory.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
...metadata/store/etcd/EtcdMetadataReportFactory.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
.../apache/dubbo/registry/consul/ConsulParameter.java	0.00% <0.00%> (-88.89%)	0.00% <0.00%> (-6.00%)
.../apache/dubbo/remoting/etcd/jetcd/RetryNTimes.java	0.00% <0.00%> (-75.00%)	0.00% <0.00%> (ø%)
.../dubbo/metadata/store/etcd/EtcdMetadataReport.java	0.00% <0.00%> (-65.79%)	0.00% <0.00%> (-13.00%)
.../identifier/BaseApplicationMetadataIdentifier.java	0.00% <0.00%> (-64.29%)	0.00% <0.00%> (ø%)
.../dubbo/registry/consul/ConsulServiceDiscovery.java	0.00% <0.00%> (-62.19%)	0.00% <0.00%> (-25.00%)
...g/apache/dubbo/registry/consul/ConsulRegistry.java	0.00% <0.00%> (-60.59%)	0.00% <0.00%> (-31.00%)
...g/apache/dubbo/remoting/etcd/jetcd/RetryLoops.java	0.00% <0.00%> (-50.00%)	0.00% <0.00%> (ø%)
... and 49 more

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[AlbumenJ]

LGTM.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.17%. Comparing base (27571a0) to head (54aa7af).

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #7139      +/-   ##
============================================
- Coverage     60.32%   60.17%   -0.15%     
+ Complexity      510      504       -6     
============================================
  Files          1028     1028              
  Lines         41531    41531              
  Branches       6038     6038              
============================================
- Hits          25052    24993      -59     
- Misses        13737    13781      +44     
- Partials       2742     2757      +15     

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