[owners] Add OWNERs files to jinja2

Bug: 77801
Change-Id: I0924641e9c81535c731b2376c8ec9f9c25c4bb31
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/jinja2/+/536926
Reviewed-by: Matthew Boetger <boetger@google.com>
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..84b60ce
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,2 @@
+raggi@google.com
+boetger@google.com