feat(files_external/s3): rename legacy signature (v2) for clarity

Avoid the use of "authentication" here since this is really about signing compatibility, not the source of credentials. Also prefix with "Use" for UI consistency.

Signed-off-by: Josh <josh.t.richards@gmail.com>

Author: joshtrichards

apps/files_external/lib/Lib/Backend/AmazonS3.php

@@ -41,7 +41,7 @@ public function __construct(IL10N $l, AccessKey $legacyAuth) {
 					->setDefaultValue(true),
 				(new DefinitionParameter('use_path_style', $l->t('Enable Path Style')))
 					->setType(DefinitionParameter::VALUE_BOOLEAN),
-				(new DefinitionParameter('legacy_auth', $l->t('Legacy (v2) authentication')))
+				(new DefinitionParameter('legacy_auth', $l->t('Use Legacy S3 signing (v2)')))
 					->setType(DefinitionParameter::VALUE_BOOLEAN),
 				(new DefinitionParameter('useMultipartCopy', $l->t('Enable multipart copy')))
 					->setType(DefinitionParameter::VALUE_BOOLEAN)