docs: Fix cross-function link references

Author: halostatue

assets/chezmoi.io/docs/reference/templates/github-functions/gitHubLatestTag.md

@@ -5,7 +5,7 @@
 bindings](https://pkg.go.dev/github.com/google/go-github/v55/github#RepositoryTag).
 
 Calls to `gitHubLatestTag` are cached the same as
-[`githubTags`](/reference/templates/functions/gitHubTags.md), so calling
+[`githubTags`](/reference/templates/functions/gitHubTags/), so calling
 `gitHubLatestTag` with the same *owner-repo* will only result in one call to the
 GitHub API.
 

assets/chezmoi.io/docs/reference/templates/github-functions/gitHubReleases.md

@@ -22,7 +22,7 @@ Calls to `gitHubReleases` are cached so calling `gitHubReleases` with the same
 !!! warning
 
     The values returned by `gitHubReleases` are not directly queryable via the
-    [`jq`](/reference/templates/functions/jq.md) function and must instead be
+    [`jq`](/reference/templates/functions/jq/) function and must instead be
     converted through JSON:
 
     ```

assets/chezmoi.io/docs/reference/templates/github-functions/gitHubTags.md

@@ -22,7 +22,7 @@ same *owner-repo* will only result in one call to the GitHub API.
 !!! warning
 
     The values returned by `gitHubTags` are not directly queryable via the
-    [`jq`](/reference/templates/functions/jq.md) function and must instead be
+    [`jq`](/reference/templates/functions/jq/) function and must instead be
     converted through JSON:
 
     ```