Fix typos

data/prefs.ui

@@ -84,7 +84,7 @@
                       <object class="GtkBox">
                         <child>
                           <object class="GtkLabel">
-                            <property name="label" translatable="yes">Points for an uconverted try</property>
+                            <property name="label" translatable="yes">Points for an unconverted try</property>
                             <property name="xalign">0</property>
                             <property name="halign">start</property>
                             <property name="valign">center</property>

src/main.c

@@ -36,7 +36,7 @@ about_activated (G_GNUC_UNUSED GSimpleAction *simple,
                            "copyright", "Copyright 2012–2022 Bruce Cowan",
                            "license-type", GTK_LICENSE_GPL_3_0,
                            "authors", authors,
-                           "comments", "Rugby scores possiblities program",
+                           "comments", "Rugby scores possibilities program",
                            "version", VERSION,
                            NULL);
 }