docs: links.md is sharing.md

docs/repos.md

@@ -58,7 +58,7 @@ providers:
 ```
 
 A repo's `.lazysecrets.yaml` can also name the secret its env files are
-[shared](links.md#sharing-env-files) with:
+[shared](sharing.md#sharing-env-files) with:
 
 ```yaml
 sharing:
@@ -100,7 +100,7 @@ sops 3.8 or later.
 
 ## Links
 
-`S` → `f` shares env files as an [encrypted link](links.md#sharing-env-files).
+`S` → `f` shares env files as an [encrypted link](sharing.md#sharing-env-files).
 
 Links name the repo by its git remote, so they open in a colleague's clone
 wherever it is:
@@ -109,4 +109,4 @@ wherever it is:
 lazysecrets://repo/git.example.com%2Fteam%2Finfra/secrets%2Fapp.yaml/db.password
 ```
 
-See [links](links.md).
+See [sharing](sharing.md).