chore(renovate): remove redundant rule

Author: Lukas742

.github/renovate.json

@@ -102,19 +102,6 @@
       "matchBaseBranches": ["main"],
       "matchSourceUrls": ["https://github.com/SAP/ui5-webcomponents{/,}**"]
     },
-    {
-      "extends": ["schedule:weekly"],
-      "description": "V1 UI5WC/R dependency updates",
-      "matchBaseBranches": ["v1.29.x"],
-      "groupName": "Legacy Branch Updates",
-      "groupSlug": "legacy-branch-updates",
-      "matchUpdateTypes": ["patch"],
-      "semanticCommitType": "chore",
-      "matchSourceUrls": [
-        "https://github.com/SAP/ui5-webcomponents{/,}**",
-        "https://github.com/SAP/ui5-webcomponents-react{/,}**"
-      ]
-    },
     {
       "extends": ["schedule:weekly"],
       "description": "V1 UI5WC/R dependency updates",