remove legacy comment

The variable this is referring to, LINECNT, was removed when this script was
ported to Python in a1b9ffc0c37a435607ac8b1c123c8c542ef1cec9.

diff --git a/rtest/rtest.py b/rtest/rtest.py
index 03f5d270c6b39595a5a133f81ad0fa84ec226267..0975322a83baf1522f2435976561cd24f25be834 100755 (executable)
--- a/rtest/rtest.py
+++ b/rtest/rtest.py
@@ -39,7 +39,7 @@ TMPINFILE = 'tmp{}.gv'.format(os.getpid())
 TMPFILE1 = 'tmpnew{}'.format(os.getpid())
 TMPFILE2 = 'tmpref{}'.format(os.getpid())
 
-# Read single line, storing it in LINE and update count.
+# Read single line, storing it in LINE.
 # Returns the line on success, else returns None
 def readLine():
   LINE = f3.readline()