Migrate rl-next.md to doc/manual/rl-next directory

doc/manual/rl-next/mounted-ssh-store.md

@@ -0,0 +1,9 @@
+synopsis: Mounted SSH Store
+issues: #7890
+prs: #7912
+description: {
+
+Introduced the store [`mounted-ssh-ng://`](@docroot@/command-ref/new-cli/nix3-help-stores.md).
+This store allows full access to a Nix store on a remote machine and additionally requires that the store be mounted in the local filesystem.
+
+}

doc/manual/rl-next/nix-env-json-drv-path.md

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+synopsis: Fix `nix-env --query --drv-path --json`
+prs: #9257
+description: {
+
+Fixed a bug where `nix-env --query` ignored `--drv-path` when `--json` was set.
+
+}
+
+

doc/manual/src/release-notes/rl-next.md

@@ -1,6 +0,0 @@
-# Release X.Y (202?-??-??)
-
-- Fixed a bug where `nix-env --query` ignored `--drv-path` when `--json` was set.
-
-- Introduced the store [`mounted-ssh-ng://`](@docroot@/command-ref/new-cli/nix3-help-stores.md).
-  This store allows full access to a Nix store on a remote machine and additionally requires that the store be mounted in the local filesystem.