Fix typo in function name (#590)

src/internal/cacheHttpClient.ts

@@ -219,7 +219,7 @@ async function uploadFile(
   options?: UploadOptions
 ): Promise<void> {
   // Upload Chunks
-  const fileSize = fs.statSync(archivePath).size
+  const fileSize = utils.getArchiveFileSizeInBytes(archivePath)
   const resourceUrl = getCacheApiUrl(`caches/${cacheId.toString()}`)
   const fd = fs.openSync(archivePath, 'r')
   const uploadOptions = getUploadOptions(options)
@@ -300,7 +300,7 @@ export async function saveCache(
 
   // Commit Cache
   core.debug('Commiting cache')
-  const cacheSize = utils.getArchiveFileSizeIsBytes(archivePath)
+  const cacheSize = utils.getArchiveFileSizeInBytes(archivePath)
   core.info(
     `Cache Size: ~${Math.round(cacheSize / (1024 * 1024))} MB (${cacheSize} B)`
   )