Simple update to a libuv maintenance release.

AFAICT we don't need a version bump here:

https://github.com/libuv/libuv/compare/v1.52.0...v1.52.1

Index: Makefile
===================================================================
RCS file: /cvs/ports/devel/libuv/Makefile,v
retrieving revision 1.33
diff -u -p -r1.33 Makefile
--- Makefile	19 Feb 2026 19:39:54 -0000	1.33
+++ Makefile	7 Mar 2026 16:28:09 -0000
@@ -1,6 +1,6 @@
 COMMENT =	multi-platform library for asynchronous I/O
 
-VER =		1.52.0
+VER =		1.52.1
 DISTNAME =	libuv-v${VER}
 PKGNAME =	libuv-${VER}
 CATEGORIES =	devel
Index: distinfo
===================================================================
RCS file: /cvs/ports/devel/libuv/distinfo,v
retrieving revision 1.13
diff -u -p -r1.13 distinfo
--- distinfo	19 Feb 2026 19:39:54 -0000	1.13
+++ distinfo	7 Mar 2026 16:28:09 -0000
@@ -1,2 +1,2 @@
-SHA256 (libuv-v1.52.0.tar.gz) = Gf0JGlgsOcfqJty7QKfS588JWwcKdXs8MsBd5s/tZjg=
-SIZE (libuv-v1.52.0.tar.gz) = 1351337
+SHA256 (libuv-v1.52.1.tar.gz) = ZtURuebjNMDmInnrI0+/srMRCxR5wJuVtEx6/KjP+ec=
+SIZE (libuv-v1.52.1.tar.gz) = 1354296

• libuv-1.52.1.diff (951B)