marksman: fix for unversioned distfiles & add missed checksums

Closed: https://trac.macports.org/ticket/73189

Author: judaew

devel/marksman/Portfile

@@ -22,10 +22,11 @@ long_description    \
     diagnostics, and more. In addition to regular Markdown, it also supports \
     wiki-link-style references that enable Zettelkasten-like1, 2 note taking.
 
+dist_subdir         ${name}/${version}
 distfiles           marksman-macos
-checksums           rmd160  7cb2d1d760ffa10a0c36e41bd255f625b11cc508 \
-                    sha256  ff006163615312703431584b7f32af4eb6ae2537e907ed2ca93c50d489cb8373 \
-                    size    41041472
+checksums           rmd160  48dfb8aa0a77e759e06481732c0bd98ffe4825f3 \
+                    sha256  7e18803966231a33ee107d0d26f69b41f2f0dc1332c52dd9729c2e29fb77be83 \
+                    size    42316336
 
 if {${os.major} < 10 && ${os.platform} eq "darwin"} {
     known_fail yes