People v. Maultsby, 53 Cal.4th 296, 265 (Jan. 5, 2012) (Penal Code 1237.5, requiring a defendant who pleads guilty or nolo contendere to obtain a certificate of probable cause to appeal before appealing a his felony conviction, does not apply where the defendant was convicted by jury of the criminal offense, but admitted a prior conviction sentence enhancement, and appealed only his admission of the prior conviction, because 1237.5 makes no mention of admissions of prior conviction allegations or other sentence enhancement allegations.); disapproving People v. Fulton (2009) 179 Cal.App.4th 1230, 1237, 102 Cal.Rptr.3d 229 ([Penal Code] section 1237.5 applies to an enhancement allegation to which a defendant has entered a plea.).