Add METADATA to edk2: BSD+MIT+zlib+PSFL+LLVM+Apache2=NOTICE am: 30bf053fea

Change-Id: I127f641aeda7f559f6f5ba40f526b399f1c245e3
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..d97975c
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,3 @@
+third_party {
+  license_type: NOTICE
+}