templates: Fix path to settings/dev_env_email_access.
templates: Fix path to settings/dev_env_email_access.

This was broken in our migration to a nicer path system for our
handlebars templates.

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