fix typo in apr_sha256 man page

Author: tessus

man/man8/apr_sha256.8

@@ -15,7 +15,7 @@ The result of the function is CHAR(52). The result can be null; if the argument
 \fBExample 1:\fR
 
 .br
-Inserting the user \fItest\fR and the sha1 crypted clear text \fItestpwd\fR to the table \fIusers\fR.
+Inserting the user \fItest\fR and the sha256 crypted clear text \fItestpwd\fR to the table \fIusers\fR.
 .PP
 .nf
 INSERT INTO USERS (username, password)