Upgrade python/pybind11 to v2.6.2

Test: make
Change-Id: Ifa24a13182255218b54894823bb67e27204b768a
diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..9e7844d
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,5 @@
+cc_library_headers {
+    name: "pybind11_headers",
+    host_supported: true,
+    export_include_dirs: ["include"],
+}
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..519f644
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,19 @@
+name: "pybind11"
+description: "pybind11 is a lightweight header-only library that exposes C++ types in Python and vice versa, mainly to create Python bindings of existing C++ code."
+third_party {
+  url {
+    type: HOMEPAGE
+    value: "https://pybind11.readthedocs.io/en/stable/"
+  }
+  url {
+    type: GIT
+    value: "https://github.com/pybind/pybind11.git"
+  }
+  version: "v2.6.2"
+  license_type: NOTICE
+  last_upgrade_date {
+    year: 2021
+    month: 1
+    day: 26
+  }
+}
diff --git a/MODULE_LICENSE_BSD b/MODULE_LICENSE_BSD
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/MODULE_LICENSE_BSD