[Misc]: Improve build scripts, configure bootstrap.sh

[satoshiotomakan]

Description

Configure bootstrap.sh so it installs all dependencies required for development and using of WalletCore. Improve existing build scripts by better parsing command line arguments. For example, ./tools/generate-files and ./tools/rust-bindgen now support multiple targets at once.

How to test

Types of changes

Checklist

• [x] Create pull request as draft initially, unless its complete.
• [x] Add tests to cover changes as needed.
• [x] Update documentation as needed.
• [x] If there is a related Issue, mention it in the description.

[github-actions[bot]]

Binary size comparison

➡️ aarch64-apple-ios: 12.13 MB

➡️ aarch64-apple-ios-sim: 12.14 MB

➡️ aarch64-linux-android: 15.57 MB

➡️ armv7-linux-androideabi: 13.29 MB

➡️ wasm32-unknown-emscripten: 11.03 MB