Camera: add OFFLINE_PROCESSING APIs

Also a typo fix in metadata doc.

Test: N/A. New API skeleton, no implementation yet.
Bug: 135142453
Change-Id: I4852ee28242afabe81b02cfef39994c5d2705359
diff --git a/camera/device/3.6/Android.bp b/camera/device/3.6/Android.bp
new file mode 100644
index 0000000..8766b93
--- /dev/null
+++ b/camera/device/3.6/Android.bp
@@ -0,0 +1,24 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.camera.device@3.6",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "ICameraDeviceSession.hal",
+        "ICameraOfflineSession.hal",
+    ],
+    interfaces: [
+        "android.hardware.camera.common@1.0",
+        "android.hardware.camera.device@3.2",
+        "android.hardware.camera.device@3.3",
+        "android.hardware.camera.device@3.4",
+        "android.hardware.camera.device@3.5",
+        "android.hardware.graphics.common@1.0",
+        "android.hidl.base@1.0",
+    ],
+    gen_java: false,
+}