Update go dependencies to latest and actions used in workflows (#2510)

* Updated all Go language dependencies to latest version available
* Formatted all files as per gofmt
* Update Golangci-lint version to 1.48.0
* Updated action version wherer application in Github workflows
* Updated Kubernetes version to latest available
* Remove "io/ioutil" references and replace with "io"/"os"

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

pkg/fetcher/types.go

@@ -22,11 +22,9 @@ import (
 	fv1 "github.com/fission/fission/pkg/apis/core/v1"
 )
 
-//
 // Fission-Environment interface. The following types are not
 // exposed in the Fission API, but rather used by Fission to
 // talk to environments.
-//
 type (
 	FetchRequestType int