chore: migrate module path to lerkolabs org

Move Go module from gitea.lerkolabs.com/lerko/uptop to
gitea.lerkolabs.com/lerkolabs/uptop. Updates all imports,
go.mod, goreleaser owner, and README links.

internal/alert/alert.go

@@ -11,7 +11,7 @@ import (
 	"strings"
 	"time"
 
-	"gitea.lerkolabs.com/lerko/uptop/internal/models"
+	"gitea.lerkolabs.com/lerkolabs/uptop/internal/models"
 )
 
 var alertClient = &http.Client{Timeout: 10 * time.Second}

internal/alert/alert_test.go

@@ -7,7 +7,7 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	"gitea.lerkolabs.com/lerko/uptop/internal/models"
+	"gitea.lerkolabs.com/lerkolabs/uptop/internal/models"
 )
 
 func TestHTTPProviderDiscord(t *testing.T) {