https://bugs.gentoo.org/913343

>=tree-sitter-0.20.8-r1 doesn't install parser.h anymore because it may be
mismatched with the version used to build the parser. Use one bundled with
rizin-shell-parser instead.

This should propagate into rizin-shell-parser when they regenerate
with a newer tree-sitter release (once one is made).

See also:
* https://bugs.gentoo.org/912716
* https://bugs.gentoo.org/913343
* https://github.com/tree-sitter/tree-sitter/pull/2573
* https://github.com/tree-sitter/tree-sitter/pull/2574
--- a/subprojects/rizin-shell-parser/src/parser.c
+++ b/subprojects/rizin-shell-parser/src/parser.c
@@ -1,4 +1,4 @@
-#include <tree_sitter/parser.h>
+#include "tree_sitter/parser.h"
 
 #if defined(__GNUC__) || defined(__clang__)
 #pragma GCC diagnostic push
--- a/subprojects/rizin-shell-parser/src/scanner.c
+++ b/subprojects/rizin-shell-parser/src/scanner.c
@@ -1,7 +1,7 @@
 // SPDX-FileCopyrightText: 2020 ret2libc <sirmy15@gmail.com>
 // SPDX-License-Identifier: LGPL-3.0-only
 
-#include <tree_sitter/parser.h>
+#include "tree_sitter/parser.h"
 #include <ctype.h>
 #include <wctype.h>
 #include <stdio.h>