fixing some issues

build.zig

@@ -147,7 +147,7 @@ pub fn build(b: *std.Build) !void {
         const run_cts = b.addSystemCommand(&[_][]const u8{
             try cts_exe_path.getPath3(b, null).toString(b.allocator),
             b.fmt("--deqp-caselist-file={s}", .{try cts.path("mustpass/1.0.0/vk-default.txt").getPath3(b, null).toString(b.allocator)}),
-            b.fmt("--deqp-vk-library-path={s}/{s}", .{ b.getInstallPath(.lib, ""), lib.out_lib_filename }),
+            b.fmt("--deqp-vk-library-path={s}", .{b.getInstallPath(.lib, lib.out_lib_filename)}),
         });
         run_cts.step.dependOn(&lib_install.step);