terminal: update renderstate to use new assert

src/terminal/render.zig

@@ -1,5 +1,5 @@
 const std = @import("std");
-const assert = std.debug.assert;
+const assert = @import("../quirks.zig").inlineAssert;
 const Allocator = std.mem.Allocator;
 const ArenaAllocator = std.heap.ArenaAllocator;
 const fastmem = @import("../fastmem.zig");