Automatic rebaseline of codesize expectations. NFC (#25770)

This is an automatic change generated by
tools/maint/rebaseline_tests.py.

The following (2) test expectation files were updated by
running the tests with `--rebaseline`:

```
codesize/test_codesize_cxx_wasmfs.json: 176912 => 176779 [-133 bytes / -0.08%]
codesize/test_codesize_files_wasmfs.json: 55818 => 55683 [-135 bytes / -0.24%]

Average change: -0.16% (-0.24% - -0.08%)
```

Co-authored-by: emscripten-bot <emscripten-bot@users.noreply.github.com>

Author: github-actions[bot]

test/codesize/test_codesize_cxx_wasmfs.json

@@ -1,10 +1,10 @@
 {
   "a.out.js": 7059,
   "a.out.js.gz": 3330,
-  "a.out.nodebug.wasm": 169853,
-  "a.out.nodebug.wasm.gz": 62997,
-  "total": 176912,
-  "total_gz": 66327,
+  "a.out.nodebug.wasm": 169720,
+  "a.out.nodebug.wasm.gz": 62996,
+  "total": 176779,
+  "total_gz": 66326,
   "sent": [
     "__cxa_throw",
     "_abort_js",

test/codesize/test_codesize_files_wasmfs.json

@@ -1,10 +1,10 @@
 {
   "a.out.js": 5465,
   "a.out.js.gz": 2576,
-  "a.out.nodebug.wasm": 50353,
-  "a.out.nodebug.wasm.gz": 18097,
-  "total": 55818,
-  "total_gz": 20673,
+  "a.out.nodebug.wasm": 50218,
+  "a.out.nodebug.wasm.gz": 18086,
+  "total": 55683,
+  "total_gz": 20662,
   "sent": [
     "a (emscripten_date_now)",
     "b (emscripten_err)",