test: skip ostree-remount due to issue RHEL-25249 #16358

Job	Run time
🔍 Check for missing or unused runner repos	13s
🧹 cloud-cleaner-is-enabled	3s
🔍 Check for valid snapshot urls	48s
🗄 DB tests	1m 40s
⌨ Golang Lint	3m 21s
Gitlab CI trigger helper	4s
🎀 kube-linter	17s
📦 Packit config lint	1m 2s
🔍 Check source preparation	1m 12s
🐍 Lint python scripts	1m 1s
📦 RPMlint	1m 4s
🐚 Shellcheck	23s
🛃 Unit tests	3m 56s
	15m 4s

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