renovate: Fix selector for `wasmtime` group (#15202)

Marshall Bowers created

This PR fixes the package name selector for the `wasmtime` group.

Release Notes:

- N/A

Change summary

renovate.json | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Detailed changes

renovate.json 🔗

@@ -17,7 +17,7 @@
   "packageRules": [
     {
       "description": "Group wasmtime crates together.",
-      "matchPackagePatterns": ["wasmtime**"],
+      "matchPackagePrefixes": ["wasmtime**"],
       "groupName": "wasmtime"
     }
   ]