api version optional/removed

Author: jeo02

eng/common/instructions/azsdk-tools/create-release-plan.instructions.md

@@ -29,10 +29,9 @@ If any details are missing, prompt the user accordingly:
 - **Service Tree ID**: GUID format identifier for the service in Service Tree. Before creating release plan, always show the value to user and ask them to confirm it's a valid value in service tree.
 - **Product Service Tree ID**: GUID format identifier for the product in Service Tree. Before creating release plan, always show the value to user and ask them to confirm it's a valid value in service tree.
 - **Expected Release Timeline**: Format must be in "Month YYYY"
-- **API Version**: The version of the API being released
 - **SDK Release Type**: Value must be beta or stable.
-    - "beta" for preview API versions
-    - "stable" for GA API versions
+    - "beta"
+    - "stable"
 
 ## Step 4: Create Release Plan
 - If the user doesn't know the required details, direct them to create a release plan using the release planner

eng/common/instructions/azsdk-tools/typespec-to-sdk.instructions.md

@@ -44,7 +44,7 @@ Follow the steps in #file:local-sdk-workflow.instructions.md to generate and bui
   - Execute the SDK generation pipeline with the following required parameters for all languages:
     - TypeSpec project root path
     - API spec pull request number (if the API spec is not merged to the main branch, otherwise use 0)
-    - API version
+    - API version (optional)
     - SDK release type (`beta` for preview API versions, `stable` otherwise)
     - Language options:
         For management plane: `Python`, `.NET`, `JavaScript`, `Java`, `Go`