Feature/audit certificate upload (#30223)

* feat: Add certificate upload option for audit logging settings

* Commit current changes

* Additions

* MM-62944 Fix fileupload settings not being clickable

* Support for uploading a cert for experimental audit logging cert. Pre cloud implementation in the backend

* Forgot to add new hook

* Add support for setting custom audit log certifcates in Cloud

* Permissions

* I18n

* Change order

* Linter fixes

* Linter fixes, add openapi spec

* additions for openapi

* More openapi fixes because it won't run locally

* Undo, cursor went rogue

* newline fix

* Align types properly

* Fix i18n

* Fix i18n AGAIN

* Fix error

* Update api/v4/source/audit_logging.yaml

---------

Co-authored-by: Harrison Healey <harrisonmhealey@gmail.com>
Co-authored-by: Mattermost Build <build@mattermost.com>

server/einterfaces/mocks/CloudInterface.go

@@ -5,6 +5,8 @@
 package mocks
 
 import (
+	multipart "mime/multipart"
+
 	model "github.com/mattermost/mattermost/server/public/model"
 	mock "github.com/stretchr/testify/mock"
 )
@@ -92,6 +94,24 @@ func (_m *CloudInterface) CheckCWSConnection(userId string) error {
 	return r0
 }
 
+// CreateAuditLoggingCert provides a mock function with given fields: userID, fileData
+func (_m *CloudInterface) CreateAuditLoggingCert(userID string, fileData *multipart.FileHeader) error {
+	ret := _m.Called(userID, fileData)
+
+	if len(ret) == 0 {
+		panic("no return value specified for CreateAuditLoggingCert")
+	}
+
+	var r0 error
+	if rf, ok := ret.Get(0).(func(string, *multipart.FileHeader) error); ok {
+		r0 = rf(userID, fileData)
+	} else {
+		r0 = ret.Error(0)
+	}
+
+	return r0
+}
+
 // CreateOrUpdateSubscriptionHistoryEvent provides a mock function with given fields: userID, userCount
 func (_m *CloudInterface) CreateOrUpdateSubscriptionHistoryEvent(userID string, userCount int) (*model.SubscriptionHistory, error) {
 	ret := _m.Called(userID, userCount)
@@ -465,6 +485,24 @@ func (_m *CloudInterface) InvalidateCaches() error {
 	return r0
 }
 
+// RemoveAuditLoggingCert provides a mock function with given fields: userID
+func (_m *CloudInterface) RemoveAuditLoggingCert(userID string) error {
+	ret := _m.Called(userID)
+
+	if len(ret) == 0 {
+		panic("no return value specified for RemoveAuditLoggingCert")
+	}
+
+	var r0 error
+	if rf, ok := ret.Get(0).(func(string) error); ok {
+		r0 = rf(userID)
+	} else {
+		r0 = ret.Error(0)
+	}
+
+	return r0
+}
+
 // SubscribeToNewsletter provides a mock function with given fields: userID, req
 func (_m *CloudInterface) SubscribeToNewsletter(userID string, req *model.SubscribeNewsletterRequest) error {
 	ret := _m.Called(userID, req)