Downgrade guzzle and AWS

essentially reverting #1005 which caused a Guzzle update to 7.4.1, resulting in incompatibilities Signed-off-by: Arthur Schiwon <[email protected]>
nextcloud · blizzz · Jun 10, 2022 · Jun 10, 2022 · Jun 10, 2022 · fd49c3dcb18f7c713f36991427026fdac720b572
commit fd49c3dcb18f7c713f36991427026fdac720b572
diff --git a/aws/aws-crt-php/.clang-format b/aws/aws-crt-php/.clang-format
diff --git a/aws/aws-crt-php/.clang-format-ignore b/aws/aws-crt-php/.clang-format-ignore
diff --git a/aws/aws-crt-php/.gitignore b/aws/aws-crt-php/.gitignore
diff --git a/aws/aws-crt-php/.gitmodules b/aws/aws-crt-php/.gitmodules
diff --git a/aws/aws-crt-php/CONTRIBUTING.md b/aws/aws-crt-php/CONTRIBUTING.md