Update changelog and bump version

Signed-off-by: falkTX <falktx@falktx.com>

Author: falkTX

CHANGELOG.md

@@ -1,5 +1,18 @@
 # Changelog
 
+## [4]
+
+### Fixes
+- Fix a typo in `alsa_in` manpage
+- Fix source-code comments and manpage for `jack_simple_client`
+- Remove includes of non-standard `alloca.h` header
+
+## [3]
+
+### Fixes
+- Ensure internal clients export their function entry points
+- Fix macOS and Windows builds
+
 ## [2]
 
 ### Fixes

meson.build

@@ -3,7 +3,7 @@ project(
   ['c', 'cpp'],
   meson_version: '>=0.58.0',
   license: ['GPL2+'],
-  version: '3',
+  version: '4',
 )
 
 os = build_machine.system()