s3_object - fix MemoryError when downloading large files (#2108) (#2109)

[PR #2108/48292178 backport][stable-8] s3_object - fix MemoryError when downloading large files

This is a backport of PR #2108 as merged into main (4829217).
SUMMARY
fixes: #2107
The refactor in #1139 is triggering a full download of the file into memory when downloading files, this downloaded content was then being thrown away.
ISSUE TYPE

Bugfix Pull Request

COMPONENT NAME
s3_object
ADDITIONAL INFORMATION

Reviewed-by: Mark Chappell

changelogs/fragments/2107-s3_download.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - s3_object - fixed issue which was causing ``MemoryError`` exceptions when downloading large files (https://github.com/ansible-collections/amazon.aws/issues/2107).

plugins/modules/s3_object.py

@@ -783,9 +783,6 @@ def upload_s3file(
 def download_s3file(module, s3, bucket, obj, dest, retries, version=None):
     if module.check_mode:
         module.exit_json(msg="GET operation skipped - running in check mode", changed=True)
-    # retries is the number of loops; range/xrange needs to be one
-    # more to get that count of loops.
-    _get_object_content(module, s3, bucket, obj, version)
 
     optional_kwargs = {"ExtraArgs": {"VersionId": version}} if version else {}
     for x in range(0, retries + 1):