.gitignore: Match items in / only
.gitignore: Match items in / only

jturner314/raspbian-ua-netinst,kolargol/raspbian-ua-netinst,racing-tech/rrp-raspi-installer,Zeerix/raspbian-ua-netinst,firepick/FireHawk,beylsp/rpi-installer,yodaaut/raspbian-ua-netinst,daytonpid/FireHawk,racing-tech/rrp-raspi-installer,cybercircuits/raspbian-ua-netinst,matt2005/raspbian-ua-netinst,beylsp/rpi-installer,dicer/raspbian-ua-netinst,malsony/raspbian-ua-netinst,FooDeas/raspberrypi-ua-netinst