add mouse report escape to terminfo entry.

st.info

@@ -70,6 +70,7 @@ st| simpleterm,
 	kf9=\E[20~,
 	khome=\E[1~,
 	knp=\E[6~,
+	kmous=\E[M,
 	kpp=\E[5~,
 	lines#24,
 	mir,