Applied code review changes

Co-authored-by: per1234 <accounts@perglass.com>

docs/UPGRADING.md

@@ -268,9 +268,9 @@ must be changed to:
 
 ### Removed detection of Arduino IDE bundling
 
-Arduino CLI does not check anymore if it's bundled with the Arduino IDE. Previously this check allowed the Arduino CLI
-to automatically use the libraries and tools bundled in the Arduino IDE, now this is not supported anymore unless the
-configuration keys `directories.builtin.libraries` and `directories.builtin.tools` are set.
+Arduino CLI does not check anymore if it's bundled with the Arduino IDE 1.x. Previously this check allowed the Arduino
+CLI to automatically use the libraries and tools bundled in the Arduino IDE, now this is not supported anymore unless
+the configuration keys `directories.builtin.libraries` and `directories.builtin.tools` are set.
 
 ### gRPC enumeration renamed enum value in `cc.arduino.cli.commands.v1.LibraryLocation`
 

docs/configuration.md

@@ -13,7 +13,7 @@
     user to install them, but with the lowest priority over other installed libraries with the same name, it's the
     equivalent of the Arduino IDE's bundled libraries directory.
   - `builtin.tools` - it's a list of directories of tools that will be available to all platforms without the need for
-    the user to install them, it's the equivalent of the Arduino IDE's bundled tools directory.
+    the user to install them, it's the equivalent of the Arduino IDE 1.x bundled tools directory.
 - `library` - configuration options relating to Arduino libraries.
   - `enable_unsafe_install` - set to `true` to enable the use of the `--git-url` and `--zip-file` flags with
     [`arduino-cli lib install`][arduino cli lib install]. These are considered "unsafe" installation methods because