pep8_tap: fix counter
pep8_tap: fix counter

In 1f796f06 I broke the issue counter. This fixes the breakage.

webtrekk-kane/jenkins-debian-glue,mika/jenkins-debian-glue,hashar/jenkins-debian-glue,linuxmaniac/jenkins-debian-glue,jbfavre/jenkins-debian-glue,zeha/jenkins-debian-glue,linuxmaniac/jenkins-debian-glue,hetznerZA/jenkins-debian-glue,webtrekk-kane/jenkins-debian-glue,cclausen/jenkins-debian-glue,kartikm/jenkins-debian-glue,mika/jenkins-debian-glue,bmiklautz/jenkins-debian-glue,jbfavre/jenkins-debian-glue,cclausen/jenkins-debian-glue,wikimedia/operations-debs-jenkins-debian-glue,wikimedia/operations-debs-jenkins-debian-glue,bmiklautz/jenkins-debian-glue,hetznerZA/jenkins-debian-glue,zeha/jenkins-debian-glue,hashar/jenkins-debian-glue,kartikm/jenkins-debian-glue,n054/jenkins-debian-glue,tonin/jenkins-debian-glue,tonin/jenkins-debian-glue,n054/jenkins-debian-glue