container: finance: lib_root: rename Example class

For clarity that this class is separate from plugin's entrypoint.

container/src/finance/lib/internal/lib_root.bash

@@ -2,7 +2,7 @@
 
 # docker-finance | modern accounting for the power-user
 #
-# Copyright (C) 2025 Aaron Fiore (Founder, Evergreen Crypto LLC)
+# Copyright (C) 2025-2026 Aaron Fiore (Founder, Evergreen Crypto LLC)
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -97,19 +97,19 @@ function lib_root::__parse_root()
   ...
   Interpreting: 'int i{123}; i'
   (int) 123
-  root [3] dfi::plugin::example::Example e;  // Plugin's Example class is now available to use
-  root [4] e.example2()
+  root [3] dfi::plugin::example::MyExamples my;  // Plugin's MyExamples class is now available to use
+  root [4] my.example2()
   ...
   root [5] g_plugin_example_cc.unload()  // Plugin is a global instance based on Pluggable entrypoint name
   Interpreting: 'dfi::plugin::example::example_cc::unload(\"std::cout << --i << std::endl;\")'
   Interpreting: 'std::cout << --i << std::endl;'
   122
   ...
-  root [6] e.example2()  // Since plugin has been unloaded, this is expected to not compile
+  root [6] my.example2()  // Since plugin has been unloaded, this is expected to not compile
   input_line_27:2:3: error: use of undeclared identifier 'e'
-   (e.example2())
+   (my.example2())
     ^
-  Error in <HandleInterpreterException>: Error evaluating expression (e.example2())
+  Error in <HandleInterpreterException>: Error evaluating expression (my.example2())
   Execution of your code was aborted.
   root [7] .quit
   $