Remove references of app mod in Extension Pack for Java (#8948)

* Update Java profile section to be more specific

* Update Spring Boot dashboard to be more concise

* Remove reference to Extension Pack for Java

* Remove GitHub Copilot App Modernization link

Removed the 'GitHub Copilot App Modernization' link from the Java extensions list.

* Remove GitHub Copilot App Modernization link

Removed the link to 'GitHub Copilot App Modernization' from the Java tutorial.

Author: nickzhums

docs/java/extensions.md

@@ -21,7 +21,6 @@ If you are looking for core Java development experience on Visual Studio Code (i
 4. [Maven for Java](https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-maven)
 5. [Project Manager for Java](https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-java-dependency)
 6. [Visual Studio IntelliCode](https://marketplace.visualstudio.com/items?itemName=VisualStudioExptTeam.vscodeintellicode)
-7. [GitHub Copilot App Modernization](https://marketplace.visualstudio.com/items?itemName=vscjava.migrate-java-to-azure)
 
 <a class="install-extension-btn" href="vscode:extension/vscjava.vscode-java-pack">Install the Extension Pack for Java</a>
 

docs/java/java-app-mod.md

@@ -1,6 +1,6 @@
 # Modernizing your legacy Java Apps
 
-The [GitHub Copilot App Modernization extension](https://marketplace.visualstudio.com/items?itemName=vscjava.migrate-java-to-azure), part of the [Extension Pack for Java](https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-java-pack), provides powerful capabilities to help developers modernize legacy Java applications with greater speed, accuracy, and efficiency.
+The [GitHub Copilot App Modernization extension](https://marketplace.visualstudio.com/items?itemName=vscjava.migrate-java-to-azure), provides powerful capabilities to help developers modernize legacy Java applications with greater speed, accuracy, and efficiency.
 
 Whether upgrading frameworks, addressing outdated dependencies, or preparing for cloud migration, GitHub Copilot uses intelligent automation and deep integration with Microsoft Azure to accelerate modernization, from months down to days.
 

docs/java/java-tutorial.md

@@ -33,7 +33,6 @@ If you are an existing VS Code user, you can also add Java support by installing
 * [Maven for Java](https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-maven)
 * [Project Manager for Java](https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-java-dependency)
 * [Visual Studio IntelliCode](https://marketplace.visualstudio.com/items?itemName=VisualStudioExptTeam.vscodeintellicode)
-* [GitHub Copilot App Modernization](https://marketplace.visualstudio.com/items?itemName=vscjava.migrate-java-to-azure)
 
 <a class="install-extension-btn" href="vscode:extension/vscjava.vscode-java-pack">Install the Extension Pack for Java</a>