Move shim package to pkg

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

integration/failpoint/cmd/containerd-shim-runc-fp-v1/main_linux.go

@@ -20,7 +20,7 @@ import (
 	"context"
 
 	"github.com/containerd/containerd/v2/cmd/containerd-shim-runc-v2/manager"
-	"github.com/containerd/containerd/v2/core/runtime/v2/shim"
+	"github.com/containerd/containerd/v2/pkg/shim"
 )
 
 func main() {

integration/failpoint/cmd/containerd-shim-runc-fp-v1/plugin_linux.go

@@ -25,9 +25,9 @@ import (
 
 	taskapi "github.com/containerd/containerd/v2/api/runtime/task/v3"
 	"github.com/containerd/containerd/v2/cmd/containerd-shim-runc-v2/task"
-	"github.com/containerd/containerd/v2/core/runtime/v2/shim"
 	"github.com/containerd/containerd/v2/internal/failpoint"
 	"github.com/containerd/containerd/v2/pkg/oci"
+	"github.com/containerd/containerd/v2/pkg/shim"
 	"github.com/containerd/containerd/v2/pkg/shutdown"
 	"github.com/containerd/containerd/v2/plugins"
 	"github.com/containerd/plugin"

integration/issue7496_linux_test.go

@@ -31,9 +31,9 @@ import (
 
 	apitask "github.com/containerd/containerd/v2/api/runtime/task/v3"
 	shimcore "github.com/containerd/containerd/v2/core/runtime/v2"
-	"github.com/containerd/containerd/v2/core/runtime/v2/shim"
 	"github.com/containerd/containerd/v2/integration/images"
 	"github.com/containerd/containerd/v2/pkg/namespaces"
+	"github.com/containerd/containerd/v2/pkg/shim"
 	"github.com/containerd/ttrpc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"

integration/shim_dial_unix_test.go

@@ -30,7 +30,7 @@ import (
 	"testing"
 	"time"
 
-	v2shimcli "github.com/containerd/containerd/v2/core/runtime/v2/shim"
+	v2shimcli "github.com/containerd/containerd/v2/pkg/shim"
 	"github.com/containerd/ttrpc"
 )