fix(object): mc: change generated Signature Version from v2 to v4 (#1522)

* mc: change generated S3 API version from v2 to v4

Before this change, using "mc" to generate a pre-sign URL using for uploading an object would not work. After manually updating the config from S3v2 to S3v4 all good now.

* Fix goldens

Co-authored-by: Rémy Léone <[email protected]>

Author: gmile

internal/namespaces/object/v1/s3configfile.go

@@ -150,7 +150,7 @@ func (c s3config) getConfigFile(tool s3tool) (core.RawResult, error) {
 					URL:       "https://s3." + c.Region.String() + ".scw.cloud",
 					AccessKey: c.AccessKey,
 					SecretKey: c.SecretKey,
-					API:       "S3v2",
+					API:       "S3v4",
 				},
 			},
 		}

internal/namespaces/object/v1/testdata/test-config-get-default-mc.golden

@@ -1,5 +1,5 @@
 🎲🎲🎲 EXIT CODE: 0 🎲🎲🎲
 🟩🟩🟩 STDOUT️ 🟩🟩🟩️
-{"version":"9","hosts":{"scaleway":{"url":"https://s3.fr-par.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v2"}}}
+{"version":"9","hosts":{"scaleway":{"url":"https://s3.fr-par.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v4"}}}
 🟩🟩🟩 JSON STDOUT 🟩🟩🟩
-{"version":"9","hosts":{"scaleway":{"url":"https://s3.fr-par.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v2"}}}
+{"version":"9","hosts":{"scaleway":{"url":"https://s3.fr-par.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v4"}}}

internal/namespaces/object/v1/testdata/test-config-get-with-region-mc.golden

@@ -1,5 +1,5 @@
 🎲🎲🎲 EXIT CODE: 0 🎲🎲🎲
 🟩🟩🟩 STDOUT️ 🟩🟩🟩️
-{"version":"9","hosts":{"scaleway":{"url":"https://s3.nl-ams.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v2"}}}
+{"version":"9","hosts":{"scaleway":{"url":"https://s3.nl-ams.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v4"}}}
 🟩🟩🟩 JSON STDOUT 🟩🟩🟩
-{"version":"9","hosts":{"scaleway":{"url":"https://s3.nl-ams.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v2"}}}
+{"version":"9","hosts":{"scaleway":{"url":"https://s3.nl-ams.scw.cloud","accessKey":"SCWXXXXXXXXXXXXXXXXX","secretKey":"11111111-1111-1111-1111-111111111111","api":"S3v4"}}}