renovate: Merge patch and major-minor Rust update rules

.github/renovate.json5

@@ -3,17 +3,9 @@
     "extends": ["config:base"],
     // Package rules are matched such that later rules override earlier ones.
     "packageRules": [
-        {
-            "matchLanguages": ["rust"],
-            "matchUpdateTypes": "patch",
-            "groupName": "Rust dependency patches",
-            "rangeStrategy": "bump",
-            "extends": ["schedule:weekly"],
-        },
         {
             "matchLanguages": ["rust"],
             "groupName": "Rust dependencies",
-            "matchUpdateTypes": ["major", "minor"],
             "rangeStrategy": "bump",
             "extends": ["schedule:weekly"],
         },