Rclone: bump version from 1.52.1 to 1.52.2

v1.52.2 - 2020-06-24

[See commits](https://github.com/rclone/rclone/compare/v1.52.1...v1.52.2)

* Bug Fixes
    * build
        * Fix docker release build action (Nick Craig-Wood)
        * Fix custom timezone in Docker image (NoLooseEnds)
    * check: Fix misleading message which printed errors instead of differences (Nick Craig-Wood)
    * errors: Add WSAECONNREFUSED and more to the list of retriable Windows errors (Nick Craig-Wood)
    * rcd: Fix incorrect prometheus metrics (Gary Kim)
    * serve restic: Fix flags so they use environment variables (Nick Craig-Wood)
    * serve webdav: Fix flags so they use environment variables (Nick Craig-Wood)
    * sync: Fix --track-renames-strategy modtime (Nick Craig-Wood)
* Drive
    * Fix not being able to delete a directory with a trashed shortcut (Nick Craig-Wood)
    * Fix creating a directory inside a shortcut (Nick Craig-Wood)
    * Fix --drive-impersonate with cached root_folder_id (Nick Craig-Wood)
* SFTP
    * Fix SSH key PEM loading (Zac Rubin)
* Swift
    * Speed up deletes by not retrying segment container deletes (Nick Craig-Wood)
* Tardigrade
    * Upgrade to uplink v1.1.1 (Caleb Case)
* WebDAV
    * Fix free/used display for rclone about/df for certain backends (Nick Craig-Wood)

package/lean/rclone/Makefile

@@ -10,16 +10,16 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=rclone
-PKG_VERSION:=1.52.1
+PKG_VERSION:=1.52.2
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/rclone/rclone.git
-PKG_SOURCE_DATE:=2020-06-10
-PKG_SOURCE_VERSION:=31dc78905ea8dfb22c43724527b19e097e05c26a
+PKG_SOURCE_DATE:=2020-06-24
+PKG_SOURCE_VERSION:=d8144a7e84dc3fb4975adf1bce707a5be672fada
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
-PKG_MIRROR_HASH:=fa79f62babc2f42691c9ad83ef906e90061d4ca6adcc97150c2906605312db66
+PKG_MIRROR_HASH:=8a6f3fd465e57f5f3b9cfe3958eeb020f72b4940bfbf4993b9580659041c3735
 
 PKG_LICENSE:=GPLv3
 PKG_MAINTAINER:=ElonH <elonhhuang@gmail.com>