Fix typos in Street Lamp preset

Fixes #459

Author: simonpoole

master_preset.xml

@@ -11095,9 +11095,9 @@
                 <list_entry value="floodlight" display_value="Floodlight (generic)"/>
                 <list_entry value="fluorescent" display_value="Fluorescent"/>
                 <list_entry value="gaslight" display_value="Gaslight"/>
-                <list_entry value="high_pressue_sodium" display_value="High pressue sodium"/>
+                <list_entry value="high_pressure_sodium" display_value="High pressure sodium"/>
                 <list_entry value="led" display_value="LED"/>
-                <list_entry value="low_pressue_sodium" display_value="Low pressue sodium"/>
+                <list_entry value="low_pressure_sodium" display_value="Low pressure sodium"/>
                 <list_entry value="mercury" display_value="Mercury"/>
                 <list_entry value="sodium" display_value="Sodium (generic)"/>
                 <list_entry value="solar_lamp" display_value="Solar lamp (generic)"/>
@@ -11107,9 +11107,9 @@
                 <list_entry value="floodlight" display_value="Floodlight (generic)"/>
                 <list_entry value="fluorescent" display_value="Fluorescent"/>
                 <list_entry value="gaslight" display_value="Gaslight"/>
-                <list_entry value="high_pressue_sodium" display_value="High pressue sodium"/>
+                <list_entry value="high_pressrue_sodium" display_value="High pressure sodium"/>
                 <list_entry value="LED" display_value="LED"/>
-                <list_entry value="low_pressue_sodium" display_value="Low pressue sodium"/>
+                <list_entry value="low_pressure_sodium" display_value="Low pressure sodium"/>
                 <list_entry value="mercury" display_value="Mercury"/>
                 <list_entry value="sodium" display_value="Sodium (generic)"/>
             </combo>