btrfs-progs: tests: chang tree-reloc-tree test number from 027 to 015

There are 2 fsck tests with the same number 027:
tree-reloc-tree
bad-extent-inline-ref-type

And we also have a hole in 015, so just rename tree-reloc-tree to 015,
to get rid of the duplicated test number and fill in the hole.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/tests/fsck-tests/027-tree-reloc-tree/test.sh b/tests/fsck-tests/015-tree-reloc-tree/test.sh
similarity index 100%
rename from tests/fsck-tests/027-tree-reloc-tree/test.sh
rename to tests/fsck-tests/015-tree-reloc-tree/test.sh

diff --git a/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz b/tests/fsck-tests/015-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz
similarity index 100%
rename from tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz
rename to tests/fsck-tests/015-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz

diff --git a/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz b/tests/fsck-tests/015-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz
similarity index 100%
rename from tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz
rename to tests/fsck-tests/015-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz