ci: upgrade codeql for go 1.26 support and give renovate post upgrade commands (#26446)

Signed-off-by: rumstead <37445536+rumstead@users.noreply.github.com>

.github/configs/renovate-config.js

@@ -4,6 +4,7 @@ module.exports = {
     autodiscover: false,
     allowPostUpgradeCommandTemplating: true,
     allowedPostUpgradeCommands: ["make mockgen"],
+    binarySource: 'install',
     extends: [
         "github>argoproj/argo-cd//renovate-presets/commons.json5",
         "github>argoproj/argo-cd//renovate-presets/custom-managers/shell.json5",

.github/workflows/renovate.yaml

@@ -22,13 +22,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # 6.0.2
 
-      # Some codegen commands require Go to be setup
-      - name: Setup Golang
-        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
-        with:
-          # renovate: datasource=golang-version packageName=golang
-          go-version: 1.26.0
-
       - name: Self-hosted Renovate
         uses: renovatebot/github-action@44f24283a60f64273f1294932f16ba61193cccca #46.1.0
         with: