external rename (#2265)

* backend rename

* rename embassy and closes #2179

* update root ca name on disk

* update MOTD

* update readmes

* your server typo

* another tiny typo

* fix png name

* Update backend/src/net/wifi.rs

Co-authored-by: Lucy C <12953208+elvece@users.noreply.github.com>

* changes needed due to rebase

---------

Co-authored-by: Matt Hill <matthewonthemoon@gmail.com>
Co-authored-by: Matt Hill <MattDHill@users.noreply.github.com>
Co-authored-by: Lucy C <12953208+elvece@users.noreply.github.com>

backend/README.md

@@ -1,4 +1,4 @@
-# embassyOS Backend
+# StartOS Backend
 
 - Requirements:
   - [Install Rust](https://rustup.rs)
@@ -12,16 +12,16 @@
 
 ## Structure
 
-The embassyOS backend is broken up into 4 different binaries:
+The StartOS backend is broken up into 4 different binaries:
 
-- embassyd: This is the main workhorse of embassyOS - any new functionality you
+- embassyd: This is the main workhorse of StartOS - any new functionality you
   want will likely go here
 - embassy-init: This is the component responsible for allowing you to set up
   your device, and handles system initialization on startup
 - embassy-cli: This is a CLI tool that will allow you to issue commands to
   embassyd and control it similarly to the UI
 - embassy-sdk: This is a CLI tool that aids in building and packaging services
-  you wish to deploy to the Embassy
+  you wish to deploy to StartOS
 
 Finally there is a library `embassy` that supports all four of these tools.
 
@@ -30,7 +30,7 @@ See [here](/backend/Cargo.toml) for details.
 ## Building
 
 You can build the entire operating system image using `make` from the root of
-the embassyOS project. This will subsequently invoke the build scripts above to
+the StartOS project. This will subsequently invoke the build scripts above to
 actually create the requisite binaries and put them onto the final operating
 system image.