Tiny documentation typo

[Andy Goth]

I spotted a tiny typo in the documentation for bash-5.0.11, figured I'd 
submit a patch while I was thinking about it.  I mean, that's how stuff 
gets fixed, right?  Here goes:

--- ../bash-5.0/doc/bash.1      2019-01-02 08:14:30.000000000 -0600
+++ ./doc/bash.1        2020-01-17 16:42:11.739809420 -0600
@@ -4498,7 +4498,7 @@
 Conditional expressions are used by the \fB[[\fP compound command and
 the \fBtest\fP and \fB[\fP builtin commands to test file attributes
 and perform string and arithmetic comparisons.
-The \fBtest\fP abd \fB[\fP commands determine their behavior based on
+The \fBtest\fP and \fB[\fP commands determine their behavior based on
 the number of arguments; see the descriptions of those commands for any
 other command-specific actions.
 .PP

--
Andy Goth | <andrew.m.goth/at/gmail/dot/com>