Mar. 6—JUPITER, Fla. — Following a couple delays, one due to discomfort and another “precautionary” due to illness, Cardinals righthander Jack Flaherty made his first Grapefruit League start of spring training and stifled the Houston Astros in a 7-1 win at Roger Dean Stadium on Monday afternoon. Flaherty pitched three innings, allowed one run on one hit (a home run) and one walk. He also struck…