Type Key Removal in Configs

[Pushkar-Bhuse]

Description of changes

Removal of the type parameter in configs of data augmentation processors.

Possible influences of this PR.

This PR will help reduce confusion regarding the type="" that appeared in DA processors until now.

Test Conducted

Tested the working of these changes on all DA methods that inherited the base_data_augment_processor.

[codecov]

Codecov Report

Merging #554 (247a30d) into master (169718e) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #554   +/-   ##
=======================================
  Coverage   79.77%   79.77%           
=======================================
  Files         227      227           
  Lines       16155    16155           
=======================================
  Hits        12888    12888           
  Misses       3267     3267           

Impacted Files	Coverage Δ
...ocessors/data_augment/algorithms/eda_processors.py	97.43% <ø> (ø)
...ata_augment/algorithms/word_splitting_processor.py	93.33% <ø> (ø)
...rs/base/data_augment_replacement_processor_test.py	99.43% <ø> (ø)
...rithms/embedding_similarity_replacement_op_test.py	98.11% <ø> (ø)
...ugment/algorithms/word_splitting_processor_test.py	96.49% <ø> (ø)
...essors/data_augment/base_data_augment_processor.py	99.19% <100.00%> (ø)
...ment/algorithms/back_translation_augmenter_test.py	95.23% <100.00%> (ø)

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[hunterhector]

LSTM, thanks for this!