chore: Update changelog (#50)

CHANGELOG.md

@@ -1,3 +1,14 @@
+# n7.1-1
+
+ - Update FFmpeg to n7.1 (PR #48)
+ - Upgrade all deps (PR #32)
+ - Switch from libaom to libsvtav1 (PR #27)
+ - Stabilize versions of x264, x265 (PR #19)
+ - Enable Linux hardware encoding with Ubuntu-specific dynamic builds (PR #48, issue #10)
+ - Fully-static Linux builds based on musl and Alpine Linux (PR #42, issue #28)
+ - Add macOS arm64 builds (PR #41, issue #40)
+
+
 # n4.4-2
 
 Fix missing TLS support in FFmpeg and FFprobe (#2, PR #3)