Base: Fix Markdown links in man pages

Base/usr/share/man/man1/checksum.md

@@ -13,10 +13,3 @@ checksum - helper program for calculating checksums
 
 This program calculates and print specified checksum of files. It cannot be run directly, only
 as `md5sum`, `sha1sum`, `sha256sum` or `sha512sum`.
-
-## See also
-
-* [`md5sum`(1)](md5sum.md)
-* [`sha1sum`(1)](sha1sum.md)
-* [`sha256sum`(1)](sha256sum.md)
-* [`sha512sum`(1)](sha512sum.md)

Base/usr/share/man/man1/chmod.md

@@ -44,6 +44,5 @@ $ chmod g=r script.sh
 
 ## See also
 
-* [`chgrp`(1)](chmod.md)
+* [`chgrp`(1)](chgrp.md)
 * [`chown`(1)](chown.md)
-* [`chmod`(2)](../man2/chmod.md)

Base/usr/share/man/man1/chown.md

@@ -27,6 +27,5 @@ $ chown anon:anon file
 
 ## See also
 
-* [`chgrp`(1)](chmod.md)
-* [`chown`(1)](chown.md)
-* [`chmod`(2)](../man2/chmod.md)
+* [`chgrp`(1)](chgrp.md)
+* [`chmod`(1)](chmod.md)

Base/usr/share/man/man1/less.md

@@ -19,7 +19,7 @@ but largely incompatible with
 
 ## Options
 
-* `-P`, `--prompt`: Set the prompt format string. See [Prompts](#Prompts) for more details.
+* `-P`, `--prompt`: Set the prompt format string. See [Prompts](#prompts) for more details.
 * `-X`, `--no-init`: Don't switch to the xterm alternate buffer on startup.
 * `-e`, `--quit-at-eof`: Immediately exit less when the last line of the document is reached.
 * `-m`, `--emulate-more`: Apply `-Xe`, set the prompt to `--More--`, and disable

Base/usr/share/man/man1/md5sum.md

@@ -0,0 +1 @@
+checksum.md

Base/usr/share/man/man1/sha1sum.md

@@ -0,0 +1 @@
+checksum.md

Base/usr/share/man/man1/sha256sum.md

@@ -0,0 +1 @@
+checksum.md

Base/usr/share/man/man1/sha512sum.md

@@ -0,0 +1 @@
+checksum.md