chore: set beekeeper branch to master

Author: gacevicljubisa

.github/workflows/beekeeper.yml

@@ -14,7 +14,7 @@ env:
   SETUP_CONTRACT_IMAGE: "ethersphere/bee-localchain"
   SETUP_CONTRACT_IMAGE_TAG: "0.9.2-rc7"
   BEELOCAL_BRANCH: "main"
-  BEEKEEPER_BRANCH: "lint"
+  BEEKEEPER_BRANCH: "master"
   BEEKEEPER_METRICS_ENABLED: false
   REACHABILITY_OVERRIDE_PUBLIC: true
   BATCHFACTOR_OVERRIDE_PUBLIC: 2