Mention --read-special in NEWS.

NEWS

@@ -1,4 +1,6 @@
 1.2.3.dev0
+ * Part of #80: Support for Borg create --read-special via "read_special" option in borgmatic's
+   location configuration.
  * #87: Support for Borg create --checkpoint-interval via "checkpoint_interval" option in
    borgmatic's storage configuration.
  * #88: Fix declared pykwalify compatibility version range in setup.py to prevent use of ancient

borgmatic/config/schema.yaml

@@ -25,9 +25,9 @@ map:
             read_special:
                 type: bool
                 desc: |
-                    Use borg's --read-special flag to allow backup of block and other special
+                    Use Borg's --read-special flag to allow backup of block and other special
                     devices. Use with caution, as it will lead to problems if used when
-                    backing up special devices such as /dev/zero
+                    backing up special devices such as /dev/zero.
                 example: false
             bsd_flags:
                 type: bool