tests: fixup tests using unzip -l

tests/test-archive.t

@@ -227,9 +227,9 b' old file -- date clamped to 1980'
   $ hg archive ../old.zip
   $ unzip -l ../old.zip
   Archive:  ../old.zip
-    Length      Date    Time    Name
-  ---------  ---------- -----   ----
-        147  1980-01-01 00:00   old/.hg_archival.txt
-          0  1980-01-01 00:00   old/old
-  ---------                     -------
-        147                     2 files
+  \s*Length.*
+  .*-----.*
+  .*147.*80.*00:00.*old/.hg_archival.txt
+  .*0.*80.*00:00.*old/old
+  .*-----.*
+  \s*147\s+2 files

tests/test-subrepo-recursion.t

@@ -243,23 +243,9 b' Test archiving to a directory tree:'
   ../archive/.hgsub
   ../archive/.hg_archival.txt
 
-Test archiving to zip file:
+Test archiving to zip file (unzip output is unstable):
 
   $ hg archive --subrepos ../archive.zip
-  $ unzip -l ../archive.zip
-  Archive:  ../archive.zip
-    Length      Date    Time    Name
-  ---------  ---------- -----   ----
-        147  1980-01-01 00:00   archive/.hg_archival.txt
-         10  1980-01-01 00:00   archive/.hgsub
-         45  1980-01-01 00:00   archive/.hgsubstate
-          3  1980-01-01 00:00   archive/x.txt
-          9  1980-01-01 00:00   archive/foo/y.txt
-         10  1980-01-01 00:00   archive/foo/.hgsub
-         45  1980-01-01 00:00   archive/foo/.hgsubstate
-          9  1980-01-01 00:00   archive/foo/bar/z.txt
-  ---------                     -------
-        278                     8 files
 
 Clone and test outgoing: