Fix the module declarations in the module maps

Author: cmcgee1024

Sources/LinuxPlatform/Extract.swift

@@ -1,4 +1,4 @@
-import CLibArchive
+import CArchive
 import Foundation
 
 // The code in this file consists mainly of a Swift port of the "Complete Extractor" example included in the libarchive

libarchive/libarchive/module.modulemap

@@ -1,4 +1,4 @@
-module CLibArchive {
+module CArchive {
   header "archive.h"
   header "archive_entry.h"
 }

libarchive/libarchive_fe/module.modulemap

@@ -1,3 +1,3 @@
-module CLibArchiveFE {
+module CArchiveFE {
   export *
 }