head-management: add connector-info-v1 extension

wire/jay_head_ext_connector_info_v1.txt

@@ -0,0 +1,19 @@
+request destroy (destructor) {
+
+}
+
+event connected {
+
+}
+
+event disconnected {
+
+}
+
+event active {
+
+}
+
+event inactive {
+
+}

wire/jay_head_manager_ext_connector_info_v1.txt

@@ -0,0 +1,7 @@
+request destroy (destructor) {
+
+}
+
+event head {
+    head: id(jay_head_ext_connector_info_v1) (new),
+}