[master] 3ec9b582c fix typo

[Guillaume Quintard]

commit 3ec9b582cc2be3fac03555e85417a7d9b593af4d
Author: Guillaume Quintard <guillaume at varnish-software.com>
Date:   Thu Jan 30 15:08:41 2020 -0800

    fix typo

diff --git a/include/tbl/cli_cmds.h b/include/tbl/cli_cmds.h
index 41c0569a1..438019f43 100644
--- a/include/tbl/cli_cmds.h
+++ b/include/tbl/cli_cmds.h
@@ -331,7 +331,7 @@ CLI_CMD(DEBUG_REQPOOLFAIL,
 	"Schedule req-pool failures.",
 	"The argument is read L-R and 'f' means fail:\n\n"
 	"\tparam.set debug.reqpoolfail F__F\n\n"
-	"Means that the frist and the third attempted allocation will fail",
+	"Means that the first and the third attempted allocation will fail",
 	1, 1
 )
 CLI_CMD(DEBUG_XID,