fix: use `vm_allocate` to allocate CPU backend buffer on macOS #4578

	name: "Pull Request Labeler"
	on:
	- pull_request_target

	jobs:
	labeler:
	permissions:
	contents: read
	pull-requests: write
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	repository: "ggerganov/llama.cpp"
	- uses: actions/labeler@v5
	with:
	configuration-path: '.github/labeler.yml'

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