feat: add application_yaml extractor

- Add application_yaml extractor for reading the given YAML file and
  emitting an Asset of type service.
- Fix relative link to contributing guide in plugin READMEs.
- Remove unused code in utils/config.go
- Move and use private helper functions in caramlstore extractor to
  plugin pkg for
  - parsing Kafka scope from bootstrap servers
  - constructing URN from BigQuery table's fully qualified name.

Author: sudo-suhas

Makefile

@@ -1,7 +1,7 @@
 NAME="github.com/odpf/meteor"
 VERSION=$(shell git describe --always --tags 2>/dev/null)
 COVERFILE="/tmp/app.coverprofile"
-PROTON_COMMIT := "0acbe8af97af5565155f332b1c837ce5e9fb6956"
+PROTON_COMMIT := "5350bdec0f294005de2562dbcac0fef7e11f6bef"
 .PHONY: all build clean test
 
 all: build

docs/docs/reference/extractors.md

@@ -64,6 +64,11 @@ Meteor currently supports metadata extraction on these data sources. To perform
 |:------------------------------------|:----------|:----------|:------------|:-------|
 | [`caramlstore`][caramlstore-readme] | ✗         | ✅         | ✗           | ✅      |
 
+### Service
+
+| Type                           | Ownership | Upstreams | Downstreams | Custom |
+|:-------------------------------|:----------|:----------|:------------|:-------|
+| [`service_yaml`][service-yaml] | ✅         | ✅         | ✅           | ✅      | ✅ |
 
 <!--- Not using relative links because that breaks the docs build -->
 
@@ -91,3 +96,4 @@ Meteor currently supports metadata extraction on these data sources. To perform
 [gcs-readme]: https://github.com/odpf/meteor/tree/main/plugins/extractors/gcs/README.md
 [optimus-readme]: https://github.com/odpf/meteor/tree/main/plugins/extractors/optimus/README.md
 [caramlstore-readme]: https://github.com/odpf/meteor/tree/main/plugins/extractors/caramlstore/README.md
+[service-yaml]: https://github.com/odpf/meteor/tree/main/plugins/extractors/service_yaml/README.md