bump wasm to 28 to fix CI

barretenberg/ts/src/barretenberg_wasm/barretenberg_wasm_main/index.ts

@@ -32,7 +32,7 @@ export class BarretenbergWasmMain extends BarretenbergWasmBase {
     module: WebAssembly.Module,
     threads = Math.min(getNumCpu(), BarretenbergWasmMain.MAX_THREADS),
     logger: (msg: string) => void = debug,
-    initial = 27,
+    initial = 28,
     maximum = 2 ** 16,
   ) {
     this.logger = logger;