(Debian packaging) update for new branch name

rcsanchez97 · rcsanchez97 · commit 8cd33bef5bd4 · 2021-11-18T18:53:26.000-05:00
diff --git a/debian/gbp.conf b/debian/gbp.conf
@@ -18,6 +18,6 @@ prebuild = bash -c "
     rm -rf \$zlib_rm_files"
 
 upstream-tree = BRANCH
-upstream-branch = master
+upstream-branch = r1.20
 upstream-tag = %(version)s
-debian-branch = master
+debian-branch = r1.20
