abuild: sort commands in helptext alpabetically

abuild.in

@@ -1909,26 +1909,26 @@ Options:
  -u  Recursively build and upgrade all dependencies (using sudo)
 
 Commands:
-  checksum    Generate checksum to be included in APKBUILD
-  fetch       Fetch sources to \$SRCDEST and verify checksums
-  sanitycheck Basic sanity check of APKBUILD
-  verify      Verify checksums
-  unpack      Unpack sources to \$srcdir
-  prepare     Apply patches
   build       Compile and install package into \$pkgdir
-  listpkg     List target packages
-  package     Create package in \$PKGDEST
-  rootpkg     Run 'package', the split functions and create apks as fakeroot
+  checksum    Generate checksum to be included in APKBUILD
   clean       Remove temp build and install dirs
+  cleancache  Remove downloaded files from \$SRCDEST
   cleanoldpkg Remove binary packages except current version
   cleanpkg    Remove already built binary and source package
-  cleancache  Remove downloaded files from \$SRCDEST
-  srcpkg      Make a source package
-  sourcecheck Check if remote source package exists upstream
-  up2date     Compare target and sources dates
   deps        Install packages listed in makedepends and depends
-  undeps      Uninstall packages listed in makedepends and depends
+  fetch       Fetch sources to \$SRCDEST and verify checksums
+  listpkg     List target packages
+  package     Create package in \$PKGDEST
+  prepare     Apply patches
+  rootpkg     Run 'package', the split functions and create apks as fakeroot
+  sanitycheck Basic sanity check of APKBUILD
   snapshot    Create a \$giturl or \$svnurl snapshot and upload to \$disturl
+  sourcecheck Check if remote source package exists upstream
+  srcpkg      Make a source package
+  undeps      Uninstall packages listed in makedepends and depends
+  unpack      Unpack sources to \$srcdir
+  up2date     Compare target and sources dates
+  verify      Verify checksums
 
 EOF
 	exit 0