Update imjasonh/setup-ko action to v0.7

Author: renovate[bot]

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
       packages: write
     steps:
       - uses: actions/checkout@v3
-      - uses: imjasonh/setup-ko@v0.6
+      - uses: imjasonh/setup-ko@v0.7
       - uses: actions/setup-go@v4
         with:
           go-version: 1.19