Bump gophercloud to v2.8.0 (#3006)

Simply:

    go get -u github.com/gophercloud/gophercloud/[email protected]
    go mod tidy

Followed by some fixes to a test (my fault: I didn't consider our test
framework part of the public API when I made and backported that change
/o\).

Signed-off-by: Stephen Finucane <[email protected]>
Co-authored-by: Jesse Haka <[email protected]>

Author: stephenfin

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/container-storage-interface/spec v1.11.0
 	github.com/go-chi/chi/v5 v5.2.2
 	github.com/google/uuid v1.6.0
-	github.com/gophercloud/gophercloud/v2 v2.7.0
+	github.com/gophercloud/gophercloud/v2 v2.8.0
 	github.com/gophercloud/utils/v2 v2.0.0-20250212084022-725b94822eeb
 	github.com/hashicorp/go-version v1.7.0
 	github.com/kubernetes-csi/csi-lib-utils v0.20.0

go.sum

@@ -180,8 +180,8 @@ github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gophercloud/gophercloud/v2 v2.7.0 h1:o0m4kgVcPgHlcXiWAjoVxGd8QCmvM5VU+YM71pFbn0E=
-github.com/gophercloud/gophercloud/v2 v2.7.0/go.mod h1:Ki/ILhYZr/5EPebrPL9Ej+tUg4lqx71/YH2JWVeU+Qk=
+github.com/gophercloud/gophercloud/v2 v2.8.0 h1:of2+8tT6+FbEYHfYC8GBu8TXJNsXYSNm9KuvpX7Neqo=
+github.com/gophercloud/gophercloud/v2 v2.8.0/go.mod h1:Ki/ILhYZr/5EPebrPL9Ej+tUg4lqx71/YH2JWVeU+Qk=
 github.com/gophercloud/utils/v2 v2.0.0-20250212084022-725b94822eeb h1:TQTXVYXL3d0zRAybRUKKboO0z/XAsXEfU6Oax8n00kc=
 github.com/gophercloud/utils/v2 v2.0.0-20250212084022-725b94822eeb/go.mod h1:tIUw/gFHOB6lFV9LhzNZg5jfCLYMxI2lC1dZUa7NlHM=
 github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 h1:JeSE6pjso5THxAzdVpqr6/geYxZytqFMBCOtn/ujyeo=

pkg/identity/keystone/token_getter_test.go

@@ -26,12 +26,12 @@ import (
 )
 
 func TestTokenGetter(t *testing.T) {
-	th.SetupHTTP()
-	defer th.TeardownHTTP()
+	fakeServer := th.SetupHTTP()
+	defer fakeServer.Teardown()
 
 	const ID = "0123456789"
 
-	th.Mux.HandleFunc("/v3/auth/tokens", func(w http.ResponseWriter, r *http.Request) {
+	fakeServer.Mux.HandleFunc("/v3/auth/tokens", func(w http.ResponseWriter, r *http.Request) {
 		w.Header().Add("X-Subject-Token", ID)
 		type AuthRequest struct {
 			Auth struct {
@@ -83,7 +83,7 @@ func TestTokenGetter(t *testing.T) {
 	// Correct password
 	options := Options{
 		AuthOptions: gophercloud.AuthOptions{
-			IdentityEndpoint: th.Endpoint(),
+			IdentityEndpoint: fakeServer.Endpoint(),
 			Username:         "testuser",
 			Password:         "testpw",
 			DomainName:       "default",