DevX. Issue 39451. Sort (almost) UnlinkedTokenType.

I decided to keep NOTHING at the top still.
The google3 is not an issue any more, AFAIK.

Bug: https://github.com/dart-lang/sdk/issues/39451
Change-Id: Iac96c64326b15527268347ebcadb35c616605279
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/371260
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>

pkg/analyzer/lib/src/summary2/unlinked_token_type.dart

@@ -70,6 +70,7 @@ enum UnlinkedTokenType {
   IN,
   INDEX,
   INDEX_EQ,
+  INOUT,
   INT,
   INTERFACE,
   IS,
@@ -93,6 +94,7 @@ enum UnlinkedTokenType {
   OPEN_PAREN,
   OPEN_SQUARE_BRACKET,
   OPERATOR,
+  OUT,
   PART,
   PATCH,
   PERCENT,
@@ -141,6 +143,4 @@ enum UnlinkedTokenType {
   WHILE,
   WITH,
   YIELD,
-  INOUT,
-  OUT,
 }