Removed additional non-inclusive terms

[amitgalitz]

Signed-off-by: Amit Galitzky amgalitz@amazon.com

Description

This PR removes additional uses of the term "master" from the code. Additional removals will occur after more updates are made on OS core.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[codecov-commenter]

Codecov Report

Merging #644 (348b5cb) into main (c92cdc8) will decrease coverage by 0.07%.
The diff coverage is 66.66%.

@@             Coverage Diff              @@
##               main     #644      +/-   ##
============================================
- Coverage     79.12%   79.05%   -0.08%     
+ Complexity     4251     4242       -9     
============================================
  Files           301      301              
  Lines         17872    17872              
  Branches       1897     1897              
============================================
- Hits          14142    14129      -13     
- Misses         2831     2839       +8     
- Partials        899      904       +5     

Flag	Coverage Δ
plugin	79.05% <66.66%> (-0.08%)	⬇️

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

Impacted Files	Coverage Δ
...opensearch/ad/indices/AnomalyDetectionIndices.java	72.12% <50.00%> (ø)
...search/ad/cluster/ClusterManagerEventListener.java	78.72% <100.00%> (ø)
...java/org/opensearch/ad/task/ADBatchTaskRunner.java	81.76% <0.00%> (-3.96%)	⬇️
...ava/org/opensearch/ad/task/ADHCBatchTaskCache.java	90.12% <0.00%> (-2.47%)	⬇️
.../main/java/org/opensearch/ad/ml/CheckpointDao.java	69.74% <0.00%> (-0.64%)	⬇️
...rch/ad/transport/AnomalyResultTransportAction.java	80.87% <0.00%> (+0.69%)	⬆️
...ain/java/org/opensearch/ad/task/ADTaskManager.java	76.90% <0.00%> (+0.75%)	⬆️
...rch/ad/transport/ForwardADTaskTransportAction.java	97.45% <0.00%> (+3.38%)	⬆️

[owaiskazi19]

LGTM!