common: refactor common library pt2 (#8588)

- remove common lib
- split settings, remove common-md
- move ipc interop/kb_layout to interop
- rename core -> settings, settings -> old_settings
- os-detect header-only; interop -> PowerToysInterop
- split notifications, move single-use headers where they're used
- winstore lib
- rename com utils
- rename Updating and Telemetry projects
- rename core -> settings-ui and remove examples folder
- rename settings-ui folder + consisent common/version include

src/common/version/version.cpp

@@ -0,0 +1,22 @@
+#include "version.h"
+
+#include <stdexcept>
+
+version_architecture get_current_architecture()
+{
+    // TODO: detect ARM build with #ifdef
+    return version_architecture::x64;
+}
+
+const wchar_t* get_architecture_string(const version_architecture v)
+{
+    switch (v)
+    {
+    case version_architecture::x64:
+        return L"x64";
+    case version_architecture::arm:
+        return L"arm";
+    default:
+        throw std::runtime_error("unknown architecture");
+    }
+}