Fixed minor typo in the req.pod docs

CLA: Trivial

Fixes #7928.
Reviewed-by: NPaul Yang <yang.yang@baishancloud.com>
Reviewed-by: NViktor Dukhovni <viktor@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7973)

(cherry picked from commit 005247af76aa8d623fadbf3a82aa7b8ef449989f)

doc/man1/req.pod

@@ -502,7 +502,7 @@ The actual permitted field names are any object identifier short or
 long names. These are compiled into OpenSSL and include the usual
 values such as commonName, countryName, localityName, organizationName,
 organizationalUnitName, stateOrProvinceName. Additionally emailAddress
-is include as well as name, surname, givenName initials and dnQualifier.
+is included as well as name, surname, givenName, initials, and dnQualifier.
 
 Additional object identifiers can be defined with the B<oid_file> or
 B<oid_section> options in the configuration file. Any additional fields