tests: Bump Build&Test Jenkins step timeout to 20 minutes (#2567)
tests: Bump Build&Test Jenkins step timeout to 20 minutes (#2567)


kyoto/tectonic-installer,mrwacky42/tectonic-installer,lander2k2/tectonic-installer,hhoover/tectonic-installer,kyoto/tectonic-installer,zbwright/tectonic-installer,hhoover/tectonic-installer,kyoto/tectonic-installer,justaugustus/tectonic-installer,alexsomesan/tectonic-installer,mrwacky42/tectonic-installer,hhoover/tectonic-installer,alexsomesan/tectonic-installer,lander2k2/tectonic-installer,derekhiggins/installer,kalmog/tectonic-installer,metral/tectonic-installer,zbwright/tectonic-installer,lander2k2/tectonic-installer,justaugustus/tectonic-installer,zbwright/tectonic-installer,kalmog/tectonic-installer,metral/tectonic-installer,cpanato/tectonic-installer,squat/tectonic-installer,derekhiggins/installer,justaugustus/tectonic-installer,justaugustus/tectonic-installer,kyoto/tectonic-installer,squat/tectonic-installer,alexsomesan/tectonic-installer,metral/tectonic-installer,cpanato/tectonic-installer,metral/tectonic-installer,alexsomesan/tectonic-installer,hhoover/tectonic-installer,lander2k2/tectonic-installer,metral/tectonic-installer,justaugustus/tectonic-installer,kalmog/tectonic-installer,zbwright/tectonic-installer,squat/tectonic-installer,alexsomesan/tectonic-installer,kyoto/tectonic-installer,cpanato/tectonic-installer,hhoover/tectonic-installer,squat/tectonic-installer,cpanato/tectonic-installer,mrwacky42/tectonic-installer,mrwacky42/tectonic-installer,zbwright/tectonic-installer,mrwacky42/tectonic-installer