Revert unintended commenting out of lines in cpio.py from #486 (#555)

- I assume I commented this out to test something on Windows, and left it in accidentally

ofrak_core/CHANGELOG.md

@@ -37,6 +37,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Fix bugs on Windows arising from using `os.path` methods when only forward-slashes are acceptable ([#521](https://github.com/redballoonsecurity/ofrak/pull/521))
 - Made some changes to OFRAK test suite to improve test coverage on Windows ([#487](https://github.com/redballoonsecurity/ofrak/pull/487))
 - Fix usage of `NamedTemporaryFile` with external tools on Windows ([#486](https://github.com/redballoonsecurity/ofrak/pull/486))
+- Fix unintentional ignoring of cpio errors introduced in [#486](https://github.com/redballoonsecurity/ofrak/pull/486) ([#555](https://github.com/redballoonsecurity/ofrak/pull/555]))
 
 ### Changed
 - By default, the ofrak log is now `ofrak-YYYYMMDDhhmmss.log` rather than just `ofrak.log` and the name can be specified on the command line ([#480](https://github.com/redballoonsecurity/ofrak/pull/480))

ofrak_core/ofrak/core/cpio.py

@@ -100,8 +100,8 @@ async def unpack(self, resource: Resource, config=None):
                 cwd=temp_flush_dir,
             )
             await proc.communicate(input=resource_data)
-            # if proc.returncode:
-            #     raise CalledProcessError(returncode=proc.returncode, cmd=cmd)
+            if proc.returncode:
+                raise CalledProcessError(returncode=proc.returncode, cmd=cmd)
             await cpio_v.initialize_from_disk(temp_flush_dir)