Major Stroke Caused by Acute Petrocavernous Internal Carotid Artery Atherothrombotic Lesion Causing Near-Total Occlusion (Incomplete Circle of Willis): Urgent Thrombectomy Under Proximal Aspiration, Coronary Stent Angioplasty of Atherosclerotic Stenosis, and Telescoping Bailout Self-expanding Stent Implant for Thrombus Jailing with Very Good Angiographic and Clinical Outcome