correct the download link for v2.3.0 (#3593)

diff --git a/RELEASES b/RELEASES
index 81c70c7..6ee75e0 100644
--- a/RELEASES
+++ b/RELEASES
@@ -231,8 +231,8 @@
 http://ciscobinary.openh264.org/libopenh264-2.3.0-linux64.6.so.bz2
 http://ciscobinary.openh264.org/libopenh264-2.3.0-linux-arm.6.so.bz2
 http://ciscobinary.openh264.org/libopenh264-2.3.0-linux-arm64.6.so.bz2
-http://ciscobinary.openh264.org/libopenh264-2.3.0-osx-arm64.6.dylib.bz2
-http://ciscobinary.openh264.org/libopenh264-2.3.0-osx-x64.6.dylib.bz2
+http://ciscobinary.openh264.org/libopenh264-2.3.0-mac-arm64.6.dylib.bz2
+http://ciscobinary.openh264.org/libopenh264-2.3.0-mac-x64.6.dylib.bz2
 http://ciscobinary.openh264.org/openh264-2.3.0-win32.dll.bz2
 http://ciscobinary.openh264.org/openh264-2.3.0-win64.dll.bz2