Fix links in "Support Jujutsu" conclusion doc

The solution is described in "support-jujutsu-solution.html", not
"solution.html".

Change-Id: I43a8283a140908448318c82d280a03d8031390b8
Signed-off-by: Edwin Kempin <ekempin@google.com>

pages/design-docs/support-jujutsu/conclusion.md

diff --git a/pages/design-docs/support-jujutsu/conclusion.md b/pages/design-docs/support-jujutsu/conclusion.md
index 72d593c..525a364 100644
--- a/pages/design-docs/support-jujutsu/conclusion.md
+++ b/pages/design-docs/support-jujutsu/conclusion.md
@@ -9,13 +9,13 @@
 # Conclusion
 
 We agree that we want to support Jujutsu as a client for working with Gerrit as
-outlined in the [solution doc](solution.html).
+outlined in the [solution doc](support-jujutsu-solution.html).
 
 If Git decides to preseve the `change-id` header on rebase and cherry-pick (see
-[here](solution.html#git-does-not-preserve-jj-change-ids)) we do not need to
-implement any of the mitigations to reach
-[compatibility](solution.html#compatibility) between Git users and Jujutsu
-users.
+[here](support-jujutsu-solution.html#git-does-not-preserve-jj-change-ids)) we do
+not need to implement any of the mitigations to reach
+[compatibility](support-jujutsu-solution.html#compatibility) between Git users
+and Jujutsu users.
 
 If Git decides to not add any support for the `change-id` header (as it is now)
 we still agree to the design. In this case we would implement some of the