Fix make sub-resource crash in AnimationTreeEditor #1

	name: 🍏 iOS Builds
	on: [push, pull_request]

	# Global Settings
	env:
	GODOT_BASE_BRANCH: 3.3
	SCONSFLAGS: platform=iphone verbose=yes warnings=all werror=yes debug_symbols=no --jobs=2
	SCONS_CACHE_LIMIT: 4096

	jobs:
	ios-template:
	runs-on: "macos-latest"
	name: Template (target=release, tools=no)

	steps:
	- uses: actions/checkout@v2

	# Upload cache on completion and check it out now
	- name: Load .scons_cache directory
	id: ios-template-cache
	uses: actions/cache@v2
	with:
	path: ${{github.workspace}}/.scons_cache/
	key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
	restore-keys: \|
	${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
	${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
	${{github.job}}-${{env.GODOT_BASE_BRANCH}}
	continue-on-error: true

	# Use python 3.x release (works cross platform)
	- name: Set up Python 3.x
	uses: actions/setup-python@v2
	with:
	# Semantic version range syntax or exact version of a Python version
	python-version: '3.x'
	# Optional - x64 or x86 architecture, defaults to x64
	architecture: 'x64'

	# You can test your matrix by printing the current Python version
	- name: Configuring Python packages
	run: \|
	python -c "import sys; print(sys.version)"
	python -m pip install scons
	python --version
	scons --version

	- name: Compilation
	env:
	SCONS_CACHE: ${{github.workspace}}/.scons_cache/
	run: \|
	scons target=release tools=no
	ls -l bin/

	- uses: actions/upload-artifact@v2
	with:
	name: ${{ github.job }}
	path: bin/*
	retention-days: 14

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