Remove incorrect "db.DefaultContext" usages (#35366)

routers/web/user/home_test.go

@@ -7,7 +7,6 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
@@ -28,7 +27,7 @@ func TestArchivedIssues(t *testing.T) {
 	ctx.Req.Form.Set("state", "open")
 
 	// Assume: User 30 has access to two Repos with Issues, one of the Repos being archived.
-	repos, _, _ := repo_model.GetUserRepositories(db.DefaultContext, repo_model.SearchRepoOptions{Actor: ctx.Doer})
+	repos, _, _ := repo_model.GetUserRepositories(t.Context(), repo_model.SearchRepoOptions{Actor: ctx.Doer})
 	assert.Len(t, repos, 3)
 	IsArchived := make(map[int64]bool)
 	NumIssues := make(map[int64]int)