[Wasm] Stop using "--type-ssa" since without "--type-merging" it increases output size

"--type-merging" was disabled before because it requires "--close-world"
which we can't use in general (specifically in Compose applications).

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/js/binaryen/BinaryenExec.kt

@@ -50,7 +50,8 @@ constructor() : AbstractExecTask<BinaryenExec>(BinaryenExec::class.java) {
         "--inline-functions-with-loops",
         "--traps-never-happen",
         "--fast-math",
-        "--type-ssa",
+        // without "--type-merging" it produces increases the size 
+        // "--type-ssa",
         "-O3",
         "-O3",
         "--gufa",