Fixing docs build break (#992)

## Description

Apparently `go mod tidy` was not the right way to go to ensure dependencies were there when building `mdgen`

## Type of change

<!--- Please check the type of change your PR introduces: --->
- [ ] 🌻 Feature
- [x] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Test
- [ ] 💻 CI/Deployment
- [ ] 🐹 Trivial/Minor

## Issue(s)

<!-- Can reference multiple issues. Use one of the following "magic words" - "closes, fixes" to auto-close the Github issue. -->

## Test Plan

<!-- How will this be tested prior to merging.-->
- [x] 💪 Manual
- [ ] ⚡ Unit test
- [ ] 💚 E2E

docs/Makefile

@@ -60,7 +60,7 @@ ${MDGEN_BINARY}: $(shell find ../src -type f -name *.go) $(shell find ../src -ty
 		--workdir ${CORSO_REPO_CONTAINER}/src \
 		--entrypoint /usr/local/go/bin/go \
 		golang:1.18 \
-		mod tidy
+		mod download 
 	docker run --rm -it \
 		-v ${CORSO_REPO}:${CORSO_REPO_CONTAINER} -v ${CORSO_BUILD_DIR}:${CORSO_BUILD_DIR} \
 		--env GOCACHE=${CORSO_BUILD_CACHE} --env GOMODCACHE=${CORSO_BUILD_MOD} --env GOTMPDIR=${CORSO_BUILD_DIR} \

docs/sidebars.js

@@ -26,20 +26,24 @@ const sidebars = {
     {
       type: 'category',
       label: 'Command Line Reference',
+      link: {
+        slug: 'cli/corso',
+        type: 'generated-index',
+      },
       items: [
-        'cli/corso', 'cli/corso_repo_init_s3', 'cli/corso_repo_connect_s3',
+        'cli/corso_repo_init_s3', 'cli/corso_repo_connect_s3',
         'cli/corso_backup_create_exchange', 'cli/corso_backup_list_exchange', 'cli/corso_backup_details_exchange',
         'cli/corso_restore_exchange', 'cli/corso_env'
       ]
-    }, 
+    },
     {
       type: 'category',
       label: 'Developer Guide',
       items: [
         'developers/architecture', 'developers/build', 'developers/testing', 'developers/linters'
       ],
-    }, 
-  
+    },
+
   ],
 };