11628 typos detected by mandoc style

@@ -10,11 +10,11 @@
      #include <libproc.h>
 
      int
      Pisprocdir(struct ps_prochandle *P, const char *dir);
 
-DESECRIPTION
+DESCRIPTION
      The Pisprocdir() function determines whether or not the directory dir is
      the root of the /proc file-system.  This works across loopback file
      system (lofs) mounts and chroots.
 
 RETURN VALUES

@@ -28,6 +28,6 @@
      See LOCKING in libproc(3LIB).
 
 SEE ALSO
      libproc(3LIB), proc(4), lofs(7FS)
 
-illumos                          May 11, 2016                          illumos
+illumos                         August 27, 2019                        illumos