test/integration/test-apt-ftparchive-src-cachedb: make test more robust

test/integration/test-apt-ftparchive-src-cachedb

@@ -3,9 +3,9 @@ set -e
 
 assert_correct_sources_file() {
     testequal "Package: bar
-Binary: bar
-Version: 1.0
 Architecture: all
+Version: 1.0
+Binary: bar
 Format: 3.0 (native)
 Directory: pool/main
 Files:
@@ -24,9 +24,9 @@ Checksums-Sha512:
  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e 0 bar_1.0.tar.gz
 
 Package: foo
-Binary: foo
-Version: 1.0
 Architecture: all
+Version: 1.0
+Binary: foo
 Format: 3.0 (native)
 Directory: pool/main
 Files:
@@ -43,7 +43,7 @@ Checksums-Sha256:
 Checksums-Sha512:
  3da0240fd764657c2f3661b4d750578a9a99b0580591b133756379d48117ebda87a5ed2467f513200d6e7eaf51422cbe91c15720eef7fb4bba2cc8ff81ebc547 171 foo_1.0.dsc
  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e 0 foo_1.0.tar.gz
-" cat ./aptarchive/dists/test/main/source/Sources
+" apt-sortpkgs ./aptarchive/dists/test/main/source/Sources
 }
 
 create_source_files() {