fix(deps): update module github.com/containers/buildah to v1.39.1

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

vendor/github.com/containers/buildah/.cirrus.yml

@@ -6,7 +6,7 @@ env:
     #### Global variables used for all tasks
     ####
     # Name of the ultimate destination branch for this CI run, PR or post-merge.
-    DEST_BRANCH: "main"
+    DEST_BRANCH: "release-1.39"
     GOPATH: "/var/tmp/go"
     GOSRC: "${GOPATH}/src/github.com/containers/buildah"
     GOCACHE: "/tmp/go-build"

vendor/github.com/containers/buildah/CHANGELOG.md

@@ -2,6 +2,11 @@
 
 # Changelog
 
+## v1.39.1 (2025-02-25)
+
+    chroot createPlatformContainer: use MS_REMOUNT
+    chore(deps): update module github.com/go-jose/go-jose/v4 to v4.0.5 [security]
+
 ## v1.39.0 (2025-01-31)
 
     Bump c/storage v1.57.1, c/image 5.34.0,  c/common v0.62.0

vendor/github.com/containers/buildah/changelog.txt

@@ -1,3 +1,8 @@
+- Changelog for v1.39.1 (2025-02-25)
+
+  * chroot createPlatformContainer: use MS_REMOUNT
+  * chore(deps): update module github.com/go-jose/go-jose/v4 to v4.0.5 [security]
+
 - Changelog for v1.39.0 (2025-01-31)
   * Bump c/storage v1.57.1, c/image 5.34.0,  c/common v0.62.0
   * Update module github.com/containers/storage to v1.57.0

vendor/github.com/containers/buildah/chroot/run_linux.go

@@ -263,7 +263,7 @@ func createPlatformContainer(options runUsingChrootExecSubprocOptions) error {
 		return fmt.Errorf("changing to host root directory: %w", err)
 	}
 	// make sure we only unmount things under this tree
-	if err := unix.Mount(".", ".", "bind", unix.MS_BIND|unix.MS_SLAVE|unix.MS_REC, ""); err != nil {
+	if err := unix.Mount(".", ".", "bind", unix.MS_REMOUNT|unix.MS_BIND|unix.MS_SLAVE|unix.MS_REC, ""); err != nil {
 		return fmt.Errorf("tweaking mount flags on host root directory before unmounting from mount namespace: %w", err)
 	}
 	// detach this (unnamed?) old directory

vendor/github.com/containers/buildah/define/types.go

@@ -29,7 +29,7 @@ const (
 	// identify working containers.
 	Package = "buildah"
 	// Version for the Package. Also used by .packit.sh for Packit builds.
-	Version = "1.39.0"
+	Version = "1.39.1"
 
 	// DefaultRuntime if containers.conf fails.
 	DefaultRuntime = "runc"