chore: Configure Renovate (#312)

* Add renovate.json

* Update renovate.json

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Sylvain Lafay <sylvain.lafay@ign.fr>

renovate.json

@@ -0,0 +1,18 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:base"
+  ],
+  "packageRules": [
+    {
+      "matchDepTypes": ["devDependencies"],
+      "matchUpdateTypes": ["patch", "minor"],
+      "groupName": "minor devDependencies",
+      "groupSlug": "minor-dev-dependencies"
+    },
+    {
+      "matchUpdateTypes": ["major"],
+      "dependencyDashboardApproval": true
+    }
+  ]
+}