Treat ~ as special shortcut in filterentries

nnn.1

@@ -189,6 +189,8 @@ Special keys at empty filter prompt:
 - run a plugin by its key: ';'
 .br
 - pin current directory: ','
+.br
+- go HOME: '~'
 .Pp
 Other noteworthy keys:
 .Pp

src/nnn.c

@@ -2499,9 +2499,10 @@ static int filterentries(char *path, char *lastname)
 		if (len == 1) {
 			switch (*ch) {
 			case '=': // fallthrough /* Launch app */
-			case ']': // fallthorugh /*Prompt key */
+			case ']': // fallthorugh /* Prompt key */
 			case ';': // fallthrough /* Run plugin key */
 			case ',': // fallthrough /* Pin CWD */
+			case '~': // fallthrough /* Go HOME */
 			case '?': /* Help and config key, '?' is an invalid regex */
 				goto end;
 			}