tests/test-config-env.py.out

templater: rename variable "i" to "v" in runmap()

I want to reuse "i" for index.

pager.pager=p0 # $TESTTMP/sysrc:4
ui.editor=e1 # $TESTTMP/userrc:2

pager.pager=p2 # $PAGER
ui.editor=e1 # $TESTTMP/userrc:2