Build Microfrontend -Wsigned-compare and -Wdouble-promotion
Attached a PR #62291 
### Issue type

Build/Install

### Have you reproduced the bug with TensorFlow Nightly?

Yes

### Source

source

### TensorFlow version

master

### Custom code

No

### OS platform and distribution

_No response_

### Mobile device

_No response_

### Python version

_No response_

### Bazel version

_No response_

### GCC/compiler version

Apple Clang 14 and GNU Arm Embedded Toolchain 10.3-2021.07

### CUDA/cuDNN version

_No response_

### GPU model and memory

_No response_

### Current behavior?

Building the tensorflow/lite/microfrontend sources with -Werror -Wsigned-compare -Wdouble-promotion results in compiler errors when warnings as errors are enabled.

### Standalone code to reproduce the issue

```shell
Compile tensorflow with the flags: -Werror -Wsigned-compare -Wdouble-promotion
```


### Relevant log output

_No response_