Update my contact details

Author: fingolfin

.mailmap

@@ -13,7 +13,7 @@ Tillman Froehlich <trf1@st-andrews.ac.uk> <47321884+awesometillman@users.noreply
 Nick Ham <nicholas.charles.ham@gmail.com>
 Robert Hancock <robert.hancock@maths.ox.ac.uk> Robert Hancock <hancock@informatik.uni-heidelberg.de>
 Robert Hancock <robert.hancock@maths.ox.ac.uk> Robert Hancock <unknown>
-Max Horn <horn@mathematik.uni-kl.de> Max Horn <max@quendi.de>
+Max Horn <mhorn@rptu.de> Max Horn <max@quendi.de>
 Chris Jefferson <caj21@st-andrews.ac.uk> Chris Jefferson <chris@bubblescope.net>
 Julius Jonusas <j.jonusas@gmail.com> Julius <jj252@st-andrews.ac.uk>
 Julius Jonusas <j.jonusas@gmail.com> Julius <unknown>

PackageInfo.g

@@ -180,16 +180,16 @@ Persons := [
     FirstNames    := "Max",
     IsAuthor      := true,
     IsMaintainer  := false,
-    Email         := "horn@mathematik.uni-kl.de",
+    Email         := "mhorn@rptu.de",
     WWWHome       := "https://www.quendi.de/math",
     PostalAddress := Concatenation(
                        "Fachbereich Mathematik, ",
-                       "TU Kaiserslautern, ",
+                       "RPTU Kaiserslautern-Landau, ",
                        "Gottlieb-Daimler-Straße 48, ",
                        "67663 Kaiserslautern, ",
                        "Germany"),
     Place         := "Kaiserslautern, Germany",
-    Institution   := "TU Kaiserslautern"),
+    Institution   := "RPTU Kaiserslautern-Landau"),
 
   rec(
     LastName      := "Jefferson",