chore(small): Remove redundant GitHub CLI installation from setup-env action #3010

Job	Run time
🔍 Path Filter	7s
🔍 Check Diff	11s
🛡️ Quality Gates / 📝 Prepare Environment	6s
🛡️ Quality Gates / 🧹 Slop Check	41s
🛡️ Quality Gates / 🔍 Lint Check	1m 9s
🛡️ Quality Gates / 🧪 Script Tests	48s
🛡️ Quality Gates / 🏗️ Build Check	2m 2s
🛡️ Quality Gates / ⌨️ Type Check	1m 13s
🛡️ Quality Gates / 🎒 Knip Check	47s
🛡️ Quality Gates / 🧪 Component Tests	1m 2s
🛡️ Quality Gates / 🧪 Visual Tests	4m 14s
🛡️ Quality Gates / 🧪 Performance Tests	2m 57s
🛡️ Quality Gates / 🧪 Unit Tests	1m 27s
🛡️ Quality Gates / 🧪 Infrastructure Tests	53s
🛡️ Quality Gates / 📊 Integration Tests Summary	4s
🛡️ Quality Gates / 📊 Quality Report	9s
🤖 Gemini AI Review / Analyze Changes for Review	7s
🤖 Gemini AI Review / Post Skip Check	5s
🤖 Gemini AI Review / Execute Gemini Review	0s
🤖 Gemini AI Review / Manage PR Labels	0s
🚀 Create Review Issues	-1s
	18m 1s

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