ndctl: release v59.3

Fixes:
    create-namespace: fix minimum alignment detection
    list: fix sector_size listing
    API, smart: fix threshold temperature helper
    update-firmware: fix input/output size for NVDIMM_FAMILY_INTEL
    update-firmware: kill usage of flock() in verify_fw_file()
    test: fix module-taint sanity-check
diff --git a/git-version b/git-version
index 8a58e70..95089b5 100755
--- a/git-version
+++ b/git-version
@@ -19,7 +19,7 @@
 	fi
 }
 
-DEF_VER=59.1
+DEF_VER=59.3
 
 LF='
 '