btrfs-progs: update CHANGES for 6.7

Signed-off-by: David Sterba <[email protected]>

Author: kdave

CHANGES

@@ -1,3 +1,21 @@
+btrfs-progs-6.7 (2024-01-22)
+----------------------------
+   * mkfs: make 4k sectorsize default, recommended minimum kernel for that is
+     6.1 and requires subpage support on architectures with page size > 4k
+   * subvolume create: return correct error code when a target already exists
+   * tree-checker: dump tree block on error (btrfs-convert, ...)
+   * scrub limit: fix reporting of a limit set while there's none
+   * fi usage: fix reporting of unallocated data or raid56 profile without root
+     privs due to lack of that information
+   * convert:
+      * align data block group lengths to 64K
+      * fix conversion of a large filesystem when there are partial inode items
+        present due to caching
+   * other:
+      * build fixes
+      * updated documentation
+      * new and updated tests
+
 btrfs-progs-6.6 (2023-11-03)
 ----------------------------
    * new global option --dry-run, now implemented for 'subvolume delete'