By Stephen Culp NEW YORK (Reuters) -Tech shares helped power the S&P 500 to a record intraday high on Friday, while European stocks registered weekly declines amid fading expectations for central bank interest rate cuts. Treasury yields continued to climb, while supply concerns arising from simmering tensions in the Middle East pushed oil prices higher for the week. Should the S&P 500 hold at its current level, it will establish its first all-time closing high since Jan. 2020, confirming the benchmark index entered a bull market after touching its Oct. 2020 trough. All three major U.S. stock i…