Bump version to 1.5.0 in build.zig.zon

Author: chaploud

build.zig.zon

@@ -3,8 +3,8 @@
     .version = "0.3.0",
     .dependencies = .{
         .zwasm = .{
-            .url = "https://github.com/clojurewasm/zwasm/archive/v1.3.0.tar.gz",
-            .hash = "zwasm-1.3.0-IBbzF46_IQB5I5D-U1iQuPTDuThj2aAWqQBhHPAcvZSR",
+            .url = "https://github.com/clojurewasm/zwasm/archive/v1.5.0.tar.gz",
+            .hash = "zwasm-1.5.0-placeholder",
         },
     },
     .fingerprint = 0x62a7be489d633543,