chore: add v2.11.0-rc4

Author: pfeerick

targets.json

@@ -6,6 +6,11 @@
         "path": "object.sha"
       }
     },
+    "v2.11.0-rc4": {
+      "sha": "765ffd934c40ee033983b923fd9cb956ea7b2c21",
+      "build_container": "ghcr.io/edgetx/edgetx-builder:2.11",
+      "exclude_targets": ["x10-access", "x7-access"]
+    },
     "v2.11.0-rc3": {
       "sha": "59b96867da49f7a8ca05dd0664151815d01176bd",
       "build_container": "ghcr.io/edgetx/edgetx-builder:2.11",