fixup on failing tests

Author: benzekrimaha

lib/auth/v2/getCanonicalizedAmzHeaders.ts

@@ -11,7 +11,7 @@ export default function getCanonicalizedAmzHeaders(headers: ArsenalRequestHeader
         (val: string) => val.startsWith('x-amz-');
     const amzHeaders = Object.keys(headers)
         .filter(filterFn)
-                .map(val => {
+        .map(val => {
             const headerValue = headers[val];
             // AWS SDK v3 can pass header values as arrays (for multiple values),
             // strings, or other types. We need to normalize them before calling .trim()

lib/auth/v4/createCanonicalRequest.ts

@@ -74,7 +74,7 @@ export default function createCanonicalRequest(
     const canonicalHeadersList = signedHeadersList.map((signedHeader: any) => {
         if (pHeaders[signedHeader] !== undefined) {
             const headerValue = pHeaders[signedHeader];
-           // AWS SDK v3 can pass header values as arrays (for multiple values),
+            // AWS SDK v3 can pass header values as arrays (for multiple values),
             // strings, or other types. We need to normalize them before calling .trim()
             // Per HTTP spec and AWS Signature v4, multiple values are joined with commas
             const stringValue = Array.isArray(headerValue)