TOKYO (Reuters) - Asian stocks inched higher on Friday, buoyed by gains in U.S. technology shares, but gains were capped by worries over slowing growth in Europe and caution ahead of several key events next week including U.S.-China trade talks.The euro struggled near a six-week low versus the dollar following dovish-sounding comments from European Central Bank President Mario Draghi, who expressed concerns about the euro zone economy.A synchronised global economic slowdown is under way and any..