Adding unit test for ECDSA PKCS#11 key
Adding unit test for ECDSA PKCS#11 key

wl2002/cfssl,mclem/cfssl,rolandshoemaker/cfssl,sfurman3/cfssl,geligaoli/cfssl,j-delaney/cfssl,geligaoli/cfssl,cloudflare/cfssl,mclem/cfssl,sfurman3/cfssl,haneric21/cfssl,dhiltgen/cfssl,haneric21/cfssl,endocode/cfssl,drcapulet/cfssl,mitchcapper/cfssl,mitchcapper/cfssl,cloudflare/cfssl,rolandshoemaker/cfssl,endocode/cfssl,cloudflare/cfssl,haneric21/cfssl,mclem/cfssl,haneric21/cfssl,wl2002/cfssl,geligaoli/cfssl,codyli520/cfssl,mitchcapper/cfssl,codyli520/cfssl,sfurman3/cfssl,haneric21/cfssl,rolandshoemaker/cfssl,drcapulet/cfssl,dhiltgen/cfssl,dhiltgen/cfssl,cloudflare/cfssl,dhiltgen/cfssl,drcapulet/cfssl,codyli520/cfssl,APTy/cfssl,drcapulet/cfssl,APTy/cfssl,drcapulet/cfssl,j-delaney/cfssl,geligaoli/cfssl,APTy/cfssl,wl2002/cfssl,rolandshoemaker/cfssl,endocode/cfssl,endocode/cfssl,APTy/cfssl,codyli520/cfssl,wl2002/cfssl,mclem/cfssl,dhiltgen/cfssl,rolandshoemaker/cfssl,geligaoli/cfssl,APTy/cfssl,sfurman3/cfssl,mclem/cfssl,j-delaney/cfssl,j-delaney/cfssl,j-delaney/cfssl,codyli520/cfssl,sfurman3/cfssl,wl2002/cfssl,endocode/cfssl