tests: update test-requires to pass our import checker

tests/test-requires.t

@@ -1,72 +1,73 b''
   $ hg init t
   $ cd t
   $ echo a > a
   $ hg add a
   $ hg commit -m test
   $ rm .hg/requires
   $ hg tip
   abort: unknown version (2) in revlog 00changelog.i!
   [255]
   $ echo indoor-pool > .hg/requires
   $ hg tip
   abort: repository requires features unknown to this Mercurial: indoor-pool!
   (see https://mercurial-scm.org/wiki/MissingRequirement for more information)
   [255]
   $ echo outdoor-pool >> .hg/requires
   $ hg tip
   abort: repository requires features unknown to this Mercurial: indoor-pool outdoor-pool!
   (see https://mercurial-scm.org/wiki/MissingRequirement for more information)
   [255]
   $ cd ..
 
 Test checking between features supported locally and ones required in
 another repository of push/pull/clone on localhost:
 
   $ mkdir supported-locally
   $ cd supported-locally
 
   $ hg init supported
   $ echo a > supported/a
   $ hg -R supported commit -Am '#0 at supported'
   adding a
 
   $ echo 'featuresetup-test' >> supported/.hg/requires
   $ cat > $TESTTMP/supported-locally/supportlocally.py <<EOF
-  > from mercurial import localrepo, extensions
+  > from __future__ import absolute_import
+  > from mercurial import extensions, localrepo
   > def featuresetup(ui, supported):
   >     for name, module in extensions.extensions(ui):
   >         if __name__ == module.__name__:
   >             # support specific feature locally
   >             supported |= {'featuresetup-test'}
   >             return
   > def uisetup(ui):
   >     localrepo.localrepository.featuresetupfuncs.add(featuresetup)
   > EOF
   $ cat > supported/.hg/hgrc <<EOF
   > [extensions]
   > # enable extension locally
   > supportlocally = $TESTTMP/supported-locally/supportlocally.py
   > EOF
   $ hg -R supported status
 
   $ hg init push-dst
   $ hg -R supported push push-dst
   pushing to push-dst
   abort: required features are not supported in the destination: featuresetup-test
   [255]
 
   $ hg init pull-src
   $ hg -R pull-src pull supported
   pulling from supported
   abort: required features are not supported in the destination: featuresetup-test
   [255]
 
   $ hg clone supported clone-dst
   abort: repository requires features unknown to this Mercurial: featuresetup-test!
   (see https://mercurial-scm.org/wiki/MissingRequirement for more information)
   [255]
   $ hg clone --pull supported clone-dst
   abort: required features are not supported in the destination: featuresetup-test
   [255]
 
   $ cd ..