Set default docs version to 0.26.0
RELNOTES: None.
@@ -11,7 +11,7 @@ sass:
gems: [jekyll-paginate]
# Update this to the newest release for the default docs.bazel.build version.
-version: "0.25.0"
+version: "0.26.0"
# This must be kept in sync with //scripts/docs:doc_versions.bzl
doc_versions:
