Use local svgo.cmd wrapper binary

Switch SVG optimizer resolution from bin/svgo-cli.exe to bin/svgo.cmd.

Update unit tests to validate the new local binary path behavior.

Co-Authored-By: Abacus.AI CLI <agent@abacus.ai>

bin/svgo-client/node_modules/css-tree/lib/syntax/atrule/starting-style.js

@@ -0,0 +1,8 @@
+export default {
+    parse: {
+        prelude: null,
+        block(nested = false) {
+            return this.Block(nested);
+        }
+    }
+};