Bump linuxkit/linuxkit to latest release

Author: eks-distro-pr-bot

UPSTREAM_PROJECTS.yaml

@@ -239,7 +239,7 @@ projects:
     repos:
       - name: linuxkit
         versions:
-          - tag: v1.6.5
+          - tag: v1.8.2
             go_version: "1.24"
   - org: metallb
     repos:

projects/linuxkit/linuxkit/GIT_TAG

@@ -1 +1 @@
-v1.6.5
+v1.8.2

projects/linuxkit/linuxkit/README.md

@@ -1,5 +1,5 @@
 ## **LinuxKit**
-![Version](https://img.shields.io/badge/version-v1.6.5-blue)
+![Version](https://img.shields.io/badge/version-v1.8.2-blue)
 ![Build Status]()
 
 [Linuxkit](https://github.com/linuxkit/linuxkit) is a toolkit for building secure, portable and lean operating systems for containers