build(renovate): do not ignore 'unstable' versions of MPS libraries

Including Git commit hash in the version numbers makes Renovate think
that some of the versions are unstable and then it ignores them.

Author: sergej-koscejev

.github/renovate.json5

@@ -5,6 +5,13 @@
   ],
   "packageRules": [
     // Rules are evaluated top to bottom, all matching rules are applied
+    {
+      "matchPackageNames": [
+        "org.mpsqa:all-in-one",
+        "com.mbeddr:platform"
+      ],
+      "ignoreUnstable": false
+    },
     {
       // Disable major and minor updates of MPS libraries and MPS (e.g. 2024.1 -> 2024.3)
       "matchPackageNames": [