meta: update mailmap for LakshmiSwethaG

LakshmiSwethaG's name appears twice in AUTHORS. Use .mailmap to map the
various email addresses to a single one.

PR-URL: #40172
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

.mailmap

@@ -248,6 +248,7 @@ Kostiantyn Wandalen <wandalen.me@gmail.com>
 Kris Kowal <kris.kowal@cixar.com>
 Kyle Robinson Young <kyle@dontkry.com>
 Lakshmi Swetha Gopireddy <lakshmiswethagopireddy@gmail.com> <lgopired@in.ibm.com>
+Lakshmi Swetha Gopireddy <lakshmiswethagopireddy@gmail.com> <lakshmigopireddy@in.ibm.com>
 Leeseean Chiu <leeseean@qq.com>
 Lucas Pardue <lucaspardue.24.7@gmail.com> <lucas.pardue@bbc.co.uk>
 Luke Bayes <lbayes@patternpark.com>

AUTHORS

@@ -2644,7 +2644,6 @@ James Bunton <jbunton@atlassian.com>
 Kevin Smith <Kevin.Smith@microsoft.com>
 H1Gdev <h1g.z.ouroboros+github@gmail.com>
 Julian Alimin <dmastag@yahoo.com>
-Lakshmi Swetha Gopireddy <lakshmigopireddy@in.ibm.com>
 Manusaporn Treerungroj <m.treerungroj@gmail.com>
 Richard Chamberlain <richard_chamberlain@uk.ibm.com>
 Daniel George Holz <dgholz@gmail.com>