Bazel Docs: Publish release docs for Bazel 8.6.0

PiperOrigin-RevId: 875883658
Change-Id: Iffebfa08b46f96dc341205b8a4fcc41ca410888f

Author: Googler

site/en/_buttons.html

@@ -50,6 +50,12 @@
 9.0</a>
 {% dynamic endif %}
 ·
+{% dynamic if setvar.version == "8.6.0" %}
+<strong>8.6</strong>
+{% dynamic else %}
+<a href="/versions/8.6.0{% dynamic print setvar.original_path %}">8.6</a>
+{% dynamic endif %}
+·
 {% dynamic if setvar.version == "8.5.0" %}
 <strong>8.5</strong>
 {% dynamic else %}

site/en/versions/_toc.yaml

@@ -1,6 +1,6 @@
 toc:
-- label: '9.0'
-  path: /versions/9.0.0
+- label: '8.6'
+  path: /versions/8.6.0
 - label: '8.5'
   path: /versions/8.5.0
 - label: '8.4'
@@ -14,4 +14,4 @@ toc:
 - label: '6.6'
   path: /versions/6.6.0
 - label: "5.4.1"
-  path: https://docs.bazel.build/versions/5.4.1/bazel-overview.html
+  path: https://docs.bazel.build/versions/5.4.1/bazel-overview.html