##### SUMMARY
`get_url` inherits from `add_file_common_args`, which includes `unsafe_writes`, however our call to `atomic_move` does not pass this argument along.

https://github.com/ansible/ansible/blob/5226ac5778d3b57296b925de5d4ad0b485bb11cd/lib/ansible/modules/get_url.py#L463

https://github.com/ansible/ansible/blob/5226ac5778d3b57296b925de5d4ad0b485bb11cd/lib/ansible/modules/get_url.py#L633

```diff
diff --git a/lib/ansible/modules/get_url.py b/lib/ansible/modules/get_url.py
index 6ac370c2ef..c29d69e5c9 100644
--- a/lib/ansible/modules/get_url.py
+++ b/lib/ansible/modules/get_url.py
@@ -630,7 +630,7 @@ def main():
             if backup:
                 if os.path.exists(dest):
                     backup_file = module.backup_local(dest)
-            module.atomic_move(tmpsrc, dest)
+            module.atomic_move(tmpsrc, dest, unsafe_writes=module.params['unsafe_writes'])
         except Exception as e:
             if os.path.exists(tmpsrc):
                 os.remove(tmpsrc)
```

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
lib/ansible/modules/get_url.py

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
2.9
2.10
2.11
```

##### CONFIGURATION
<!--- Paste verbatim output from "ansible-config dump --only-changed" between quotes -->
```paste below

```

##### OS / ENVIRONMENT
<!--- Provide all relevant information below, e.g. target OS versions, network device firmware, etc. -->


##### STEPS TO REPRODUCE
<!--- Describe exactly how to reproduce the problem, using a minimal test-case -->

<!--- Paste example playbooks or commands between quotes below -->
```yaml

```

<!--- HINT: You can paste gist.github.com links for larger files -->

##### EXPECTED RESULTS
<!--- Describe what you expected to happen when running the steps above -->


##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->

<!--- Paste verbatim command output between quotes -->
```paste below

```

'''atomically move src to dest, copying attributes from dest, returns true on success
        it uses os.rename to ensure this as it is an atomic operation, rest of the function is
        to work around limitations, corner cases and ensure selinux context is saved if possible'''
        context = None
        dest_stat = None
        b_src = to_bytes(src, errors='surrogate_or_strict')
        b_dest = to_bytes(dest, errors='surrogate_or_strict')
        if os.path.exists(b_dest):
            try:
                dest_stat = os.stat(b_dest)
                
                os.chmod(b_src, dest_stat.st_mode & PERM_BITS)
                os.chown(b_src, dest_stat.st_uid, dest_stat.st_gid)
                
                if hasattr(os, 'chflags') and hasattr(dest_stat, 'st_flags'):
                    try:
                        os.chflags(b_src, dest_stat.st_flags)
                    except OSError as e: