[#854][FOLLOWUP] feat(tez): Add Rss Input Class to begin Tez input task

[lifeSo]

What changes were proposed in this pull request?

Add Rss Input Class to begin Tez input task

Why are the changes needed?

Fix: #854

Does this PR introduce any user-facing change?

No.

How was this patch tested?

unit test

[codecov-commenter]

Codecov Report

Merging #949 (5dd52d7) into master (0e24225) will decrease coverage by 0.76%.
The diff coverage is 16.53%.

@@             Coverage Diff              @@
##             master     #949      +/-   ##
============================================
- Coverage     54.93%   54.17%   -0.76%     
- Complexity     2055     2477     +422     
============================================
  Files           327      355      +28     
  Lines         15203    17987    +2784     
  Branches       1174     1725     +551     
============================================
+ Hits           8352     9745    +1393     
- Misses         6382     7640    +1258     
- Partials        469      602     +133     

Impacted Files	Coverage Δ
...rary/input/RssConcatenatedMergedKeyValueInput.java	0.00% <0.00%> (ø)
...ary/input/RssConcatenatedMergedKeyValuesInput.java	0.00% <0.00%> (ø)
...me/library/input/RssOrderedGroupedInputLegacy.java	0.00% <0.00%> (ø)
.../library/input/RssOrderedGroupedMergedKVInput.java	0.00% <0.00%> (ø)
...tez/runtime/library/input/RssUnorderedKVInput.java	0.00% <0.00%> (ø)
...untime/library/input/RssOrderedGroupedKVInput.java	46.02% <46.02%> (ø)

... and 69 files with indirect coverage changes

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[lifeSo]

DaLao please see one see, is there any problems ?

[jerqi]

LGTM, merged first.

[lifeSo]

LGTM, merged first.

Thanks Dalao!