ci: remove now unnecessary step

Author: SimonThormeyer

.github/workflows/docs-swift.yml

@@ -18,11 +18,6 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
-      # This is only needed because of our composite actions calling gmake on ios
-      # to support our local runners without bash configs.
-      - name: Install gmake
-        run: brew install make
-
       - name: download swift bindings
         uses: ./.github/actions/make/bindings-swift
         with: