install: fix warning from html5 validator (unnecessary ".." in url).
install: fix warning from html5 validator (unnecessary ".." in url).

Shut the validator up, and save three bytes.

warning: Bad value "http://alan-desktop.scree.dyndns.org/Bonfire/install/.."
for attribute "href" on element "a":  Path component contains a segment
"/../" not at the beginning of a relative reference, or it contains a
"/./".  These should be removed.

kelaskakap/cms-api-unggun,PeterRock/Ci-Bonfire3,PeterRock/Ci-Bonfire3,kelaskakap/cms-api-unggun,kelaskakap/cms-api-unggun,PeterRock/Ci-Bonfire3