Remove excessive mentions of event parameter

Author: almaleksia

pkg/github/__toolsnaps__/pull_request_review_write.snap

@@ -15,7 +15,7 @@
         "type": "string"
       },
       "event": {
-        "description": "Review action to perform. If not specified, pending review is created.",
+        "description": "Review action to perform.",
         "enum": [
           "APPROVE",
           "REQUEST_CHANGES",

pkg/github/instructions.go

@@ -48,11 +48,17 @@ Context management:
 func getToolsetInstructions(toolset string) string {
 	switch toolset {
 	case "pull_requests":
-		return "## Pull Requests\n\nPR review workflow: Always use 'pull_request_review_write' with method 'create' and no 'event' parameter to create a pending review, then 'add_comment_to_pending_review' to add comments, and finally 'pull_request_review_write' with method 'submit_pending' to submit the review for complex reviews with line-specific comments."
+		return `## Pull Requests
+
+PR review workflow: Always use 'pull_request_review_write' with method 'create' to create a pending review, then 'add_comment_to_pending_review' to add comments, and finally 'pull_request_review_write' with method 'submit_pending' to submit the review for complex reviews with line-specific comments.`
 	case "issues":
-		return "## Issues\n\nCheck 'list_issue_types' first for organizations to use proper issue types. Use 'search_issues' before creating new issues to avoid duplicates. Always set 'state_reason' when closing issues."
+		return `## Issues
+
+Check 'list_issue_types' first for organizations to use proper issue types. Use 'search_issues' before creating new issues to avoid duplicates. Always set 'state_reason' when closing issues.`
 	case "discussions":
-		return "## Discussions\n\nUse 'list_discussion_categories' to understand available categories before creating discussions. Filter by category for better organization."
+		return `## Discussions
+		
+Use 'list_discussion_categories' to understand available categories before creating discussions. Filter by category for better organization.`
 	default:
 		return ""
 	}

pkg/github/pullrequests.go

@@ -1077,7 +1077,7 @@ Available methods:
 				mcp.Description("Review comment text"),
 			),
 			mcp.WithString("event",
-				mcp.Description("Review action to perform. If not specified, pending review is created."),
+				mcp.Description("Review action to perform."),
 				mcp.Enum("APPROVE", "REQUEST_CHANGES", "COMMENT"),
 			),
 			mcp.WithString("commitID",