- Only use the local zglfw dep

- Bump minimum zig version

Author: kcbanner

build.zig.zon

@@ -2,7 +2,7 @@
     .name = .zgui,
     .fingerprint = 0xe78160e64acbef8,
     .version = "0.6.0-dev",
-    .minimum_zig_version = "0.14.0",
+    .minimum_zig_version = "0.15.0-dev.1146+6e5589866",
     .paths = .{
         "build.zig",
         "build.zig.zon",