fix: mouse4/5 positioning

hopefully it's not possible for this to be different per mouse
also added a trailing newline to file

Author: ThisAMJ

index.html

@@ -181,8 +181,8 @@
 					</div>
 					<div class="kp-mouse-body">
 						<div class="kp-mouse-left">
-							<span class="key" p2key="mouse4">M4</span>
 							<span class="key" p2key="mouse5">M5</span>
+							<span class="key" p2key="mouse4">M4</span>
 						</div>
 					</div>
 				</div>

keypanel.js

@@ -235,7 +235,7 @@ document.getElementById("gen_cfg").addEventListener("click", function() {
 	}
 
 	file_str += "host_writeconfig\n";
-	file_str += "echo \"Binds configured! Have fun!\"";
+	file_str += "echo \"Binds configured! Have fun!\"\n";
 
 	const blob = new Blob([file_str]);
 	const data = window.URL.createObjectURL(blob);