Merge pull request #338 from ethereum-optimism/sc/move-upgrades-section

maint: move protocol upgrades down in sidebar

specs/SUMMARY.md

@@ -5,16 +5,6 @@
 - [Introduction](./root.md)
 - [Background](./background.md)
 - [OP Stack Protocol](./protocol/overview.md)
-  - [Network Upgrades]()
-    - [Regolith](./protocol/regolith/overview.md)
-    - [Canyon](./protocol/canyon/overview.md)
-    - [Delta](./protocol/delta/overview.md)
-      - [Span Batches](./protocol/delta/span-batches.md)
-    - [Ecotone](./protocol/ecotone/overview.md)
-    - [Fjord](./protocol/fjord/overview.md)
-      - [Execution Engine](./protocol/fjord/exec-engine.md)
-      - [Derivation](./protocol/fjord/derivation.md)
-      - [Predeploys](./protocol/fjord/predeploys.md)
   - [Bridges](./protocol/bridges.md)
     - [Messengers](./protocol/messengers.md)
     - [Deposits](./protocol/deposits.md)
@@ -43,6 +33,16 @@
     - [Superchain Upgrades](./protocol/superchain-upgrades.md)
   - [System Config](./protocol/system-config.md)
   - [Configurability](./protocol/configurability.md)
+  - [Protocol Upgrades]()
+    - [Regolith](./protocol/regolith/overview.md)
+    - [Canyon](./protocol/canyon/overview.md)
+    - [Delta](./protocol/delta/overview.md)
+      - [Span Batches](./protocol/delta/span-batches.md)
+    - [Ecotone](./protocol/ecotone/overview.md)
+    - [Fjord](./protocol/fjord/overview.md)
+      - [Execution Engine](./protocol/fjord/exec-engine.md)
+      - [Derivation](./protocol/fjord/derivation.md)
+      - [Predeploys](./protocol/fjord/predeploys.md)
 - [Governance]()
   - [Governance Token](./governance/gov-token.md)
 - [Experimental]()