Typo fix

Author: ivankravets

CHANGELOG.md

@@ -10,7 +10,7 @@
     - Auto-completion for choice-based option values
     - Hover over the option and get a quick documentation
     - Realtime serial port auto-completion for port-related options
-    - Quickly jump to the development platform or library in the PlatormIO Registry
+    - Quickly jump to the development platform or library located in the PlatformIO Registry
   * Native integration of [PlatformIO Unit Testing](https://docs.platformio.org/en/latest/advanced/unit-testing/index.html) with VSCode Testing UI
   * New port switcher to override upload, monitor, or testing port (issue [#545](https://github.com/platformio/platformio-vscode-ide/issues/545))
   * Advanced project configuring progress with logging and canceling features