build(deps): bump github.com/containerd/platforms

Bumps [github.com/containerd/platforms](https://github.com/containerd/platforms) from 1.0.0-rc.2 to 1.0.0-rc.4.
- [Release notes](https://github.com/containerd/platforms/releases)
- [Commits](containerd/platforms@v1.0.0-rc.2...v1.0.0-rc.4)

---
updated-dependencies:
- dependency-name: github.com/containerd/platforms
  dependency-version: 1.0.0-rc.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/bazelbuild/remote-apis v0.0.0-20250915115802-824e1ba94b2d
 	github.com/cavaliergopher/rpm v1.3.0
 	github.com/containerd/containerd/v2 v2.2.2
-	github.com/containerd/platforms v1.0.0-rc.2
+	github.com/containerd/platforms v1.0.0-rc.4
 	github.com/containerd/plugin v1.0.0
 	github.com/cpuguy83/dockercfg v0.3.2
 	github.com/distribution/reference v0.6.0

go.sum

@@ -58,8 +58,8 @@ github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I=
 github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo=
 github.com/containerd/nydus-snapshotter v0.15.11 h1:YTdF4rsjFRsfyaIhnWVUSLz8FqJwOyRZ5FhvFjHh7Uc=
 github.com/containerd/nydus-snapshotter v0.15.11/go.mod h1:EWRd/QJ0b6UKHAqYgiV5gHlqLC2qq5cQiSlXEdVovrA=
-github.com/containerd/platforms v1.0.0-rc.2 h1:0SPgaNZPVWGEi4grZdV8VRYQn78y+nm6acgLGv/QzE4=
-github.com/containerd/platforms v1.0.0-rc.2/go.mod h1:J71L7B+aiM5SdIEqmd9wp6THLVRzJGXfNuWCZCllLA4=
+github.com/containerd/platforms v1.0.0-rc.4 h1:M42JrUT4zfZTqtkUwkr0GzmUWbfyO5VO0Q5b3op97T4=
+github.com/containerd/platforms v1.0.0-rc.4/go.mod h1:lKlMXyLybmBedS/JJm11uDofzI8L2v0J2ZbYvNsbq1A=
 github.com/containerd/plugin v1.0.0 h1:c8Kf1TNl6+e2TtMHZt+39yAPDbouRH9WAToRjex483Y=
 github.com/containerd/plugin v1.0.0/go.mod h1:hQfJe5nmWfImiqT1q8Si3jLv3ynMUIBB47bQ+KexvO8=
 github.com/containerd/stargz-snapshotter v0.18.2 h1:Ev/sxfQUjwzJQ9eqy3XzttcQ3osMIqkQgMYlcET+10M=