stbt-templatematch: Do not print "match=True" if there is no match
stbt-templatematch: Do not print "match=True" if there is no match

stbt-templatematch incorrectly prints
"MatchResult(timestamp=0, match=True, ...)"
even if the template did not match the screenshot.

Print "match=False" in this case.

LewisHaley/stb-tester,martynjarvis/stb-tester,wmanley/stb-tester,martynjarvis/stb-tester,wmanley/stb-tester,wmanley/stb-tester,wmanley/stb-tester,LewisHaley/stb-tester,stb-tester/stb-tester,stb-tester/stb-tester,martynjarvis/stb-tester,LewisHaley/stb-tester,wmanley/stb-tester,stb-tester/stb-tester,martynjarvis/stb-tester,martynjarvis/stb-tester,LewisHaley/stb-tester,martynjarvis/stb-tester,martynjarvis/stb-tester,stb-tester/stb-tester,LewisHaley/stb-tester,LewisHaley/stb-tester,LewisHaley/stb-tester