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/apis/core/v1/doc.go

@@ -21,7 +21,6 @@ limitations under the License.
 // +k8s:defaulter-gen=TypeMeta
 // +groupName=fission.io
 // +groupGoName=core
-//
 package v1
 
 const (

pkg/apis/core/v1/types.go

@@ -883,7 +883,7 @@ type (
 	}
 )
 
-//IsEmpty checks if the archive byte and litreal are of length 0
+// IsEmpty checks if the archive byte and litreal are of length 0
 func (a Archive) IsEmpty() bool {
 	return len(a.Literal) == 0 && len(a.URL) == 0
 }