Merge version number bump and NEWS file from master

Author: daviesrob

Makefile

@@ -106,7 +106,7 @@ endif
 
 include config.mk
 
-PACKAGE_VERSION = 1.21
+PACKAGE_VERSION = 1.22
 
 # If building from a Git repository, replace $(PACKAGE_VERSION) with the Git
 # description of the working tree: either a release tag with the same value

NEWS

@@ -1,5 +1,8 @@
 ## Release a.b
 
+## Release 1.22 (30th May 2025)
+
+
 Changes affecting the whole of bcftools, or multiple commands:
 
 * Add support for matching lines by ID via the --pair-logic and --collapse options (#1739)