[BRANDING] Update nodeinfo branding

- Change the values for the nodeinfo API, to use branded values.
- Resolves https://codeberg.org/forgejo/forgejo/issues/257

(cherry picked from commit 4608c57688d8b12dbc265dd21bfe7cd269efb116)
(cherry picked from commit e837e8a52943f803a40cd0151e24f7fe8edb11ec)
(cherry picked from commit 6601328d3ce9b57dbaa768dd2d41295293ff94f9)
(cherry picked from commit c6be21d4870e6b748a85f0da19bd4b717875b224)
(cherry picked from commit 692ccd03a97b644373c4b272ad49a567253ad322)
(cherry picked from commit 4976b1a4f356c2319308782145f80325ae17b303)
(cherry picked from commit ddb2d26b0df5ed46026a0aad874a5c3617f64789)

Conflicts:
	tests/integration/api_nodeinfo_test.go
(cherry picked from commit ff960a78d8c0bcfe13fdb40fae25b2c45f4d59c3)
(cherry picked from commit 5200b186c7429d5a532107dfe5c80fb14f13bc18)
(cherry picked from commit 5c97ae00e655d929f2bd3692d792ba3bce33d1aa)

routers/api/v1/misc/nodeinfo.go

@@ -65,10 +65,10 @@ func NodeInfo(ctx *context.APIContext) {
 	nodeInfo := &structs.NodeInfo{
 		Version: "2.1",
 		Software: structs.NodeInfoSoftware{
-			Name:       "gitea",
+			Name:       "forgejo",
 			Version:    setting.AppVer,
-			Repository: "https://github.com/go-gitea/gitea.git",
-			Homepage:   "https://gitea.io/",
+			Repository: "https://codeberg.org/forgejo/forgejo.git",
+			Homepage:   "https://forgejo.org/",
 		},
 		Protocols: []string{"activitypub"},
 		Services: structs.NodeInfoServices{

tests/integration/api_nodeinfo_test.go

@@ -32,7 +32,7 @@ func TestNodeinfo(t *testing.T) {
 		var nodeinfo api.NodeInfo
 		DecodeJSON(t, resp, &nodeinfo)
 		assert.True(t, nodeinfo.OpenRegistrations)
-		assert.Equal(t, "gitea", nodeinfo.Software.Name)
+		assert.Equal(t, "forgejo", nodeinfo.Software.Name)
 		assert.Equal(t, 25, nodeinfo.Usage.Users.Total)
 		assert.Equal(t, 18, nodeinfo.Usage.LocalPosts)
 		assert.Equal(t, 2, nodeinfo.Usage.LocalComments)