fix: correct Go pkg import comment for kythe compatibility

Fixes incorrect package import comment that was causing downstream
processing errors in kythe.

Fixes: helm/helm#31846
Signed-off-by: ionodeionode <ionodeionode@users.noreply.github.com>

pkg/kube/statuswait.go

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-package kube // import "helm.sh/helm/v3/pkg/kube"
+package kube // import "helm.sh/helm/v4/pkg/kube"
 
 import (
 	"context"