state: fix parentheses warnings
state: fix parentheses warnings

HeadhunterXamd/daala,HeadhunterXamd/daala,xiphmont/daala,KyleSiefring/daala,jmvalin/daala,ycho/daala,xiphmont/daala,xiphmont/daala,xiph/daala,HeadhunterXamd/daala,HeadhunterXamd/daala,luctrudeau/daala,HeadhunterXamd/daala,xiph/daala,jmvalin/daala,ycho/daala,xiph/daala,KyleSiefring/daala,xiph/daala,xiphmont/daala,jmvalin/daala,xiph/daala,KyleSiefring/daala,luctrudeau/daala,ycho/daala,luctrudeau/daala,luctrudeau/daala,KyleSiefring/daala,jmvalin/daala,jmvalin/daala,ycho/daala,ycho/daala,luctrudeau/daala,xiphmont/daala,KyleSiefring/daala