btrfs: unsplit printed strings

CodingStyle chapter 2:
"[...] never break user-visible strings such as printk messages,
because that breaks the ability to grep for them."

This patch unsplits user-visible strings.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index d22adf4..688df71 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -5592,8 +5592,8 @@
 
 	ret = walk_log_tree(trans, log_root_tree, &wc);
 	if (ret) {
-		btrfs_handle_fs_error(fs_info, ret, "Failed to pin buffers while "
-			    "recovering log root tree.");
+		btrfs_handle_fs_error(fs_info, ret,
+			"Failed to pin buffers while recovering log root tree.");
 		goto error;
 	}
 
@@ -5639,8 +5639,8 @@
 			free_extent_buffer(log->node);
 			free_extent_buffer(log->commit_root);
 			kfree(log);
-			btrfs_handle_fs_error(fs_info, ret, "Couldn't read target root "
-				    "for tree log recovery.");
+			btrfs_handle_fs_error(fs_info, ret,
+				"Couldn't read target root for tree log recovery.");
 			goto error;
 		}