docs: Replace oasis-node CLI with oasis CLI docs

Author: matevz

.gitmodules

@@ -11,3 +11,6 @@
 [submodule "external/adrs"]
 	path = external/adrs
 	url = https://github.com/oasisprotocol/adrs
+[submodule "external/cli"]
+	path = external/cli
+	url = https://github.com/oasisprotocol/cli

README.md

@@ -117,7 +117,7 @@ Markdown files hosted by this repository should:
   `../howto-use-wallet.md`.
   `../../../operators/set-up-your-node.md`
 
-Markdown files hosted by other Oasis repositories should:
+Symlinked Markdown files hosted by other Oasis repositories should:
 
 - reference markdown files in the same repository by a relative path e.g.
   `../howto-write-contract.md`.

docs/general/manage-tokens/README.mdx

@@ -25,7 +25,7 @@ For your own security and peace of mind, please only use wallets that are listed
     findSidebarItem('/general/manage-tokens/terminology'),
     findSidebarItem('/general/manage-tokens/staking-and-delegating'),
     findSidebarItem('/general/manage-tokens/oasis-wallets/'),
-    findSidebarItem('/general/manage-tokens/advanced/oasis-cli-tools/'),
+    findSidebarItem('/general/manage-tokens/cli/'),
     findSidebarItem('/general/manage-tokens/holding-rose-tokens/custody-providers'),
     findSidebarItem('/general/manage-tokens/holding-rose-tokens/bitpie-wallet'),
     findSidebarItem('/general/manage-tokens/holding-rose-tokens/ledger-wallet'),