Apply suggestion from @cleptric

Author: cleptric

CHANGELOG.md

@@ -6,7 +6,7 @@ The Sentry SDK team is happy to announce the immediate availability of Sentry PH
 
 ### Misc
 
-- Call `curl_close` only on PHP < 8 to prevent deprecation warnings. [(#1947)](https://github.com/getsentry/sentry-php/pull/1947)
+- Call `curl_close` only on PHP version 7.4 and below to prevent deprecation warnings. [(#1947)](https://github.com/getsentry/sentry-php/pull/1947)
 
 ## 4.17.0