mailmap: update entry for David Heidelberg

Link my old gmail address to my active email.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: David Heidelberg <[email protected]>
Cc: David S. Miller <[email protected]>
Cc: Jiri Kosina <[email protected]>
Cc: Manivannan Sadhasivam <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

Author: okias

.mailmap

@@ -166,6 +166,7 @@ Daniel Borkmann <[email protected]> <[email protected]>
 Daniel Borkmann <[email protected]> <[email protected]>
 David Brownell <[email protected]>
 David Collins <[email protected]> <[email protected]>
+David Heidelberg <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>