[GIN-001] - Add TOML bining for gin
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  - You should add/modify tests to cover your proposed code changes.
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This PR aims to add a TOML binding to the gin framework
go.mod
module github.com/gin-gonic/gin

go 1.18

require (
	github.com/gin-contrib/sse v0.1.0
	github.com/go-playground/validator/v10 v10.10.0
	github.com/goccy/go-json v0.9.7
	github.com/json-iterator/go v1.1.12
	github.com/mattn/go-isatty v0.0.14
	github.com/stretchr/testify v1.7.1
	github.com/ugorji/go/codec v1.2.7
	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
	google.golang.org/protobuf v1.28.0
	gopkg.in/yaml.v2 v2.4.0
)

require (
	github.com/davecgh/go-spew v1.1.1 // indirect
	github.com/go-playground/locales v0.14.0 // indirect
	github.com/go-playground/universal-translator v0.18.0 // indirect
	github.com/leodido/go-urn v1.2.1 // indirect
	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
	github.com/modern-go/reflect2 v1.0.2 // indirect
	github.com/pmezard/go-difflib v1.0.0 // indirect
	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect
	golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 // indirect
	golang.org/x/text v0.3.6 // indirect
	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
)

module github.com/gin-gonic/gin

go 1.18

require (
	github.com/gin-contrib/sse v0.1.0
	github.com/go-playground/validator/v10 v10.10.0
	github.com/goccy/go-json v0.9.7
	github.com/json-iterator/go v1.1.12
	github.com/mattn/go-isatty v0.0.14
	github.com/pelletier/go-toml/v2 v2.0.0-beta.6
	github.com/stretchr/testify v1.7.1
	github.com/ugorji/go/codec v1.2.7
	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
	google.golang.org/protobuf v1.28.0
	gopkg.in/yaml.v2 v2.4.0
)

require (
	github.com/davecgh/go-spew v1.1.1 // indirect
	github.com/go-playground/locales v0.14.0 // indirect
	github.com/go-playground/universal-translator v0.18.0 // indirect
	github.com/leodido/go-urn v1.2.1 // indirect
	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
	github.com/modern-go/reflect2 v1.0.2 // indirect
	github.com/pmezard/go-difflib v1.0.0 // indirect
	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect
	golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 // indirect
	golang.org/x/text v0.3.6 // indirect
	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
)

What about remove this dep