Update dependency zig to v0.15.1

renovate[bot] · web-flow · commit ff2686b6e824 · 2025-10-06T13:56:26.000Z
diff --git a/.tool-versions b/.tool-versions
@@ -1,3 +1,3 @@
 erlang 27.3.4
 elixir 1.18.4
-zig 0.14.1
+zig 0.15.1
