patch 8.1.1502: cannot play any sound

Problem:    Cannot play any sound.
Solution:   Use libcanberra if available.  Add sound functions.
diff --git a/src/version.c b/src/version.c
index 3dcf0c6..5a69bef 100644
--- a/src/version.c
+++ b/src/version.c
@@ -580,6 +580,16 @@
 #else
 	"-smartindent",
 #endif
+#ifdef FEAT_SOUND
+	"+sound",
+#else
+	"-sound",
+#endif
+#ifdef FEAT_SPELL
+	"+spell",
+#else
+	"-spell",
+#endif
 #ifdef STARTUPTIME
 	"+startuptime",
 #else
@@ -768,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1502,
+/**/
     1501,
 /**/
     1500,