Fix favicon generator script.
Fix favicon generator script.

This commit fixes the path for generated favicons.

rishig/zulip,andersk/zulip,andersk/zulip,rishig/zulip,punchagan/zulip,hackerkid/zulip,showell/zulip,zulip/zulip,hackerkid/zulip,punchagan/zulip,timabbott/zulip,synicalsyntax/zulip,dhcrzf/zulip,punchagan/zulip,dhcrzf/zulip,hackerkid/zulip,jackrzhang/zulip,punchagan/zulip,jackrzhang/zulip,showell/zulip,andersk/zulip,kou/zulip,synicalsyntax/zulip,shubhamdhama/zulip,rht/zulip,jackrzhang/zulip,shubhamdhama/zulip,brainwane/zulip,rht/zulip,hackerkid/zulip,rht/zulip,showell/zulip,timabbott/zulip,shubhamdhama/zulip,zulip/zulip,rishig/zulip,zulip/zulip,jackrzhang/zulip,shubhamdhama/zulip,hackerkid/zulip,rht/zulip,kou/zulip,showell/zulip,rishig/zulip,eeshangarg/zulip,rishig/zulip,showell/zulip,punchagan/zulip,showell/zulip,tommyip/zulip,shubhamdhama/zulip,shubhamdhama/zulip,brainwane/zulip,kou/zulip,brainwane/zulip,jackrzhang/zulip,tommyip/zulip,timabbott/zulip,andersk/zulip,rht/zulip,andersk/zulip,kou/zulip,dhcrzf/zulip,zulip/zulip,brainwane/zulip,dhcrzf/zulip,timabbott/zulip,synicalsyntax/zulip,rht/zulip,eeshangarg/zulip,eeshangarg/zulip,showell/zulip,hackerkid/zulip,kou/zulip,punchagan/zulip,synicalsyntax/zulip,shubhamdhama/zulip,brainwane/zulip,dhcrzf/zulip,brainwane/zulip,synicalsyntax/zulip,kou/zulip,punchagan/zulip,synicalsyntax/zulip,timabbott/zulip,timabbott/zulip,tommyip/zulip,kou/zulip,hackerkid/zulip,eeshangarg/zulip,rishig/zulip,eeshangarg/zulip,zulip/zulip,dhcrzf/zulip,dhcrzf/zulip,synicalsyntax/zulip,zulip/zulip,tommyip/zulip,andersk/zulip,jackrzhang/zulip,tommyip/zulip,zulip/zulip,eeshangarg/zulip,jackrzhang/zulip,andersk/zulip,eeshangarg/zulip,rht/zulip,rishig/zulip,tommyip/zulip,timabbott/zulip,tommyip/zulip,brainwane/zulip