Authz: Remove legacy API Key permissions (#110860)

* remove API key roles

* remove API key gen

* remove frontend and doc mentions

* restore legacy keygen

* restore codeowners

* prettier

* update swagger

* remove permissions including apikeys

* add migrator for removing deprecated permissions

* add tracing

* update openapi3

* simplify migrator for now

* accesscontrol/migrator: remove batching for deprecated permissions deletion

pkg/components/apikeygen/apikeygen.go

@@ -3,13 +3,11 @@ package apikeygen
 import (
 	"encoding/base64"
 	"encoding/json"
-	"errors"
 
+	"github.com/grafana/grafana/pkg/components/satokengen"
 	"github.com/grafana/grafana/pkg/util"
 )
 
-var ErrInvalidApiKey = errors.New("invalid API key")
-
 type KeyGenResult struct {
 	HashedKey    string
 	ClientSecret string
@@ -50,13 +48,13 @@ func New(orgId int64, name string) (KeyGenResult, error) {
 func Decode(keyString string) (*ApiKeyJson, error) {
 	jsonString, err := base64.StdEncoding.DecodeString(keyString)
 	if err != nil {
-		return nil, ErrInvalidApiKey
+		return nil, satokengen.ErrInvalidApiKey
 	}
 
 	var keyObj ApiKeyJson
 	err = json.Unmarshal(jsonString, &keyObj)
 	if err != nil {
-		return nil, ErrInvalidApiKey
+		return nil, satokengen.ErrInvalidApiKey
 	}
 
 	return &keyObj, nil