packages: remove Android, update README

- Nobody builds curl for Android using this anymore
- Refreshed the README and converted to markdown

Reported-by: John Porter
Fixes #10416
Closes #10418

Author: bagder

.reuse/dep5

@@ -57,10 +57,6 @@ Files: packages/OS400/README.OS400
 Copyright: Daniel Stenberg, <daniel@haxx.se>, et al.
 License: curl
 
-Files: packages/README
-Copyright: Daniel Stenberg, <daniel@haxx.se>, et al.
-License: curl
-
 Files: packages/vms/build_vms.com
 Copyright: Daniel Stenberg, <daniel@haxx.se>, et al.
 License: curl

packages/Android/Android.mk

@@ -23,7 +23,7 @@
 ###########################################################################
 SUBDIRS = vms
 
-EXTRA_DIST = README \
+EXTRA_DIST = README.md \
   OS400/README.OS400 \
   OS400/ccsidcurl.c \
   OS400/ccsidcurl.h \

packages/Makefile.am

@@ -0,0 +1,12 @@
+<!--
+Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+
+SPDX-License-Identifier: curl
+-->
+
+# Packages
+
+ This directory and all its subdirectories are for special package
+information, templates, scripts and docs. The files herein should be of use
+for those of you who want to package curl in a binary or source format for
+these platforms.