Remove the folder of docker-ce

Since we do not add this package to centos_pks_dirs, it can be removed.
It seems this folder was deprecated. As I see, docker-ce RPM is already
there and packaged in iso.

Story: 2004587
Task: 28461

Change-Id: Ice8ac0f8a8cdbd02f3a0f87165f5971a0aba5388
Signed-off-by: zhipengl <zhipengs.liu@intel.com>

kubernetes/docker-ce/centos/build_srpm.data

@@ -1,3 +0,0 @@
-VERSION=18.03.1
-MODULE=docker-ce
-TIS_PATCH_VER=1

kubernetes/docker-ce/centos/meta_patches/0001-Update-package-versioning-for-TIS-format.patch

@@ -1,36 +0,0 @@
-commit b86683a477f4d40e09501b6953a89c634bd9de75
-Author: Shoaib Nasir <shoaib.nasir@windriver.com>
-Date:   Mon May 14 15:32:06 2018 -0400
-
-    WRS: 0001-Update-package-versioning-for-TIS-format.patch
-
-diff --git a/SPECS/docker-ce.spec b/SPECS/docker-ce.spec
-index 82b5042..36d2980 100644
---- a/SPECS/docker-ce.spec
-+++ b/SPECS/docker-ce.spec
-@@ -1,6 +1,8 @@
-+%global _version 18.03.1
-+
- Name: docker-ce
- Version: %{_version}
--Release: %{_release}%{?dist}
-+Release: 1%{?_tis_dist}.%{tis_patch_ver}
- Summary: The open-source application container engine
- Group: Tools/Docker
- License: ASL 2.0
-@@ -59,6 +61,7 @@ depending on a particular stack or provider.
- %setup -q -c -n src -a 1
- 
- %build
-+export PBR_VERSION=%{version}
- export DOCKER_GITCOMMIT=%{_gitcommit}
- mkdir -p /go/src/github.com/docker
- rm -f /go/src/github.com/docker/cli
-@@ -79,6 +82,7 @@ engine/bundles/dynbinary-daemon/dockerd -v
- 
- %install
- # install binary
-+export PBR_VERSION=%{version}
- install -d $RPM_BUILD_ROOT/%{_bindir}
- install -p -m 755 cli/build/docker $RPM_BUILD_ROOT/%{_bindir}/docker
- install -p -m 755 $(readlink -f engine/bundles/dynbinary-daemon/dockerd) $RPM_BUILD_ROOT/%{_bindir}/dockerd

kubernetes/docker-ce/centos/meta_patches/PATCH_ORDER

@@ -1 +0,0 @@
-0001-Update-package-versioning-for-TIS-format.patch

kubernetes/docker-ce/centos/srpm_path

@@ -1 +0,0 @@
-mirror:Source/docker-ce-18.03.1.ce-1.el7.centos.src.rpm