Update mailmap for a handful of folks

Signed-off-by: Junio C Hamano <[email protected]>

Author: gitster

.mailmap

@@ -18,6 +18,7 @@ David Kågedal <[email protected]>
 David S. Miller <[email protected]>
 Deskin Miller <[email protected]>
 Dirk Süsserott <[email protected]>
+Erik Faye-Lund <[email protected]> <[email protected]>
 Fredrik Kuivinen <[email protected]>
 H. Peter Anvin <[email protected]>
 H. Peter Anvin <[email protected]>
@@ -26,6 +27,9 @@ Horst H. von Brand <[email protected]>
 İsmail Dönmez <[email protected]>
 Jay Soffian <[email protected]>
 Joachim Berdal Haga <[email protected]>
+Johannes Sixt <[email protected]> <[email protected]>
+Johannes Sixt <[email protected]> <[email protected]>
+Johannes Sixt <[email protected]> <[email protected]>
 Jon Loeliger <[email protected]>
 Jon Seymour <[email protected]>
 Jonathan Nieder <[email protected]>
@@ -43,6 +47,7 @@ Lars Doelle <[email protected]>
 Li Hong <[email protected]>
 Lukas Sandström <[email protected]>
 Martin Langhoff <[email protected]>
+Martin von Zweigbergk <[email protected]> <[email protected]>
 Michael Coleman <[email protected]>
 Michael J Gruber <[email protected]> <[email protected]>
 Michael W. Olson <[email protected]>
@@ -51,7 +56,10 @@ Nanako Shiraishi <[email protected]>
 Nanako Shiraishi <[email protected]>
 Nguyễn Thái Ngọc Duy <[email protected]>
 <[email protected]> <[email protected]>
+Peter Krefting <[email protected]> <[email protected]>
+Peter Krefting <[email protected]> <[email protected]>
 Philippe Bruhat <[email protected]>
+Ralf Thielow <[email protected]> <[email protected]>
 Ramsay Allan Jones <[email protected]>
 René Scharfe <[email protected]>
 Robert Fitzsimons <[email protected]>
@@ -61,6 +69,7 @@ Sean Estabrooks <[email protected]>
 Shawn O. Pearce <[email protected]>
 Steven Grimm <[email protected]>
 Theodore Ts'o <[email protected]>
+Thomas Rast <[email protected]> <[email protected]>
 Tony Luck <[email protected]>
 Uwe Kleine-König <[email protected]>
 Uwe Kleine-König <[email protected]>