Error with ARCHIVE_COMPRESSION zstd and lz4 (#15)

* PBCKP-3357 add import zstd, lz4

* Up version 0.8.0

Author: demonolock

setup.py

@@ -4,7 +4,7 @@
     from distutils.core import setup
 
 setup(
-    version='0.7.0',
+    version='0.8.0',
     name='testgres_pg_probackup2',
     packages=['pg_probackup2', 'pg_probackup2.storage'],
     description='Plugin for testgres that manages pg_probackup2',
@@ -14,5 +14,5 @@
     author='Postgres Professional',
     author_email='testgres@postgrespro.ru',
     keywords=['pg_probackup', 'testing', 'testgres'],
-    install_requires=['testgres>=1.9.2']
+    install_requires=['testgres>=1.9.2', 'zstd', 'lz4']
 )