Add jinpark to OWNERS

Removed per-file because it does not appear to work properly.
(All the other owners have ownership to ExifInterface as well)

Test: build
Change-Id: I1a797a269bffca4969ad96ab0f96c14537d0308a
diff --git a/media/OWNERS b/media/OWNERS
index c95ac6c..36df3a0 100644
--- a/media/OWNERS
+++ b/media/OWNERS
@@ -9,6 +9,7 @@
 hunga@google.com
 insun@google.com
 jaewan@google.com
+jinpark@google.com
 jmtrivi@google.com
 jsharkey@android.com
 klhyun@google.com
@@ -17,6 +18,3 @@
 philburk@google.com
 sungsoo@google.com
 wonsik@google.com
-
-# For maintaining sync with AndroidX code
-per-file ExifInterface.java = jinpark@google.com, sungsoo@google.com