Add OWNERS for fsverity files

Test: TH
Change-Id: Ic5c283250cb7c3ec30400847e27c06ffbc654056
diff --git a/fsverity/OWNERS b/fsverity/OWNERS
new file mode 100644
index 0000000..f9e7b25
--- /dev/null
+++ b/fsverity/OWNERS
@@ -0,0 +1,5 @@
+alanstokes@google.com
+ebiggers@google.com
+jeffv@google.com
+jiyong@google.com
+victorhsieh@google.com