* chore: add explicit happy case test for regex parsing processor
* chore: add explicit happy case test for grok parsing processor
* chore: add explicit happy case test for JSON parsing processor
* chore: log pipelines: move trace parser test to processors_test.go
* chore: add explicit happy case test for ADD processor
* chore: add explicit happy case test for remove processor
* chore: add explicit happy case test for copy processor
* chore: add explicit happy case test for move processor
* fix: fix broken grok parser test: change test int value to int64
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Co-authored-by: Nityananda Gohain <nityanandagohain@gmail.com>