chore: Revert example_matrix.yml changes and update renovate regexes (#860)

## Summary
Revert unnecessary changes from PR #859 and fix renovate custom manager regexes to match the new `matrix.include` format in `example.yml`.

## Test plan
- [x] Verified renovate regexes match current file contents
- [x] Verified `npm run build` produces clean dist

Author: erezrokah

.github/renovate.json5

@@ -29,23 +29,23 @@
       extractVersionTemplate: "^cli-(?<version>.+)$",
     },
     {
-      // CLI version without v prefix in example.yml matrix (first value: "6.8.0")
+      // CLI version without v prefix in example.yml (label: without-v-prefix)
       customType: "regex",
       fileMatch: ["^\\.github/workflows/example\\.yml$"],
       matchStrings: [
-        "cloudquery-version\\:\\s+\\[\"(?<currentValue>[^\"]+)\"",
+        "without-v-prefix[\\s\\S]*?cloudquery-version\\:\\s+\"(?<currentValue>[^\"]+)\"",
       ],
       packageNameTemplate: "cloudquery/cloudquery",
       depNameTemplate: "cli-no-v",
       datasourceTemplate: "github-releases",
       extractVersionTemplate: "^cli-v(?<version>.+)$",
     },
     {
-      // CLI version with v prefix in example.yml matrix (second value: "v6.8.0")
+      // CLI version with v prefix in example.yml (label: with-v-prefix)
       customType: "regex",
       fileMatch: ["^\\.github/workflows/example\\.yml$"],
       matchStrings: [
-        "cloudquery-version\\:\\s+\\[\"[^\"]+\",\\s*\"(?<currentValue>[^\"]+)\"",
+        "with-v-prefix[\\s\\S]*?cloudquery-version\\:\\s+\"(?<currentValue>[^\"]+)\"",
       ],
       packageNameTemplate: "cloudquery/cloudquery",
       depNameTemplate: "cli",

.github/workflows/example_matrix.yml

@@ -7,8 +7,6 @@ on:
     types: [opened, synchronize, reopened]
 permissions:
   contents: read
-env:
-  CLOUDQUERY_VERSION: "v6.35.2"
 jobs:
   cloudquery:
     permissions:
@@ -43,7 +41,7 @@ jobs:
       - name: Setup CloudQuery
         uses: ./.
         with:
-          version: ${{ env.CLOUDQUERY_VERSION }}
+          version: "v6.35.2"
       - name: Sync with CloudQuery
         run: cloudquery sync example_configs/spec.yml --log-console --shard ${{ matrix.shard }}
         env: