gh-150942: Add NEWS entry for BytesIO.readlines optimization

Taeknology · Taeknology · commit 356c57f4b1d3 · 2026-08-04T19:50:52.000+09:00
diff --git a/Misc/NEWS.d/next/Library/2026-08-04-19-50-52.gh-issue-150942.B8ytes.rst b/Misc/NEWS.d/next/Library/2026-08-04-19-50-52.gh-issue-150942.B8ytes.rst
@@ -0,0 +1,2 @@
+Improve the performance of :meth:`io.BytesIO.readlines`, particularly in
+free-threaded builds.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+Improve the performance of :meth:`io.BytesIO.readlines`, particularly in
	`2`	`+free-threaded builds.`