Accepting request 1067602 from home:mslacken:pr

- added simple sif building for SLE systems via suseconnect-container
- added files: 
  * simpler-sif-building.patch
  * SLE-12SP5.def
  * leap.def

OBS-URL: https://build.opensuse.org/request/show/1067602
OBS-URL: https://build.opensuse.org/package/show/network:cluster/apptainer?expand=0&rev=38

SLE-15SP5.def

@@ -0,0 +1,39 @@
+BootStrap: zypper
+OSVersion: 15.5
+Include: zypper
+Product: SLES/15.5/x86_64
+User: EMAIL
+Regcode: REGCODE
+MirrorURL: https://updates.suse.com/SUSE/Products/SLE-BCI/15-SP3/x86_64/product/
+# Just base modules here, other modules are installed in post
+Modules: \n\
+sle-module-basesystem,\n\
+sle-module-server-applications
+
+ProductPGP:\n\
+SLEpgp: -----BEGIN PGP PUBLIC KEY BLOCK-----\n\
+Version: rpm-4.11.2 (NSS-3)\n\
+\n\
+mQENBFEKlmsBCADbpZZbbSC5Zi+HxCR/ynYsVxU5JNNiSSZabN5GMgc9Z0hxeXxp\n\
+YWvFoE/4n0+IXIsp83iKvxf06Eu8je/DXp0lMqDZu7WiT3XXAlkOPSNV4akHTDoY\n\
+91SJaZCpgUJ7K1QXOPABNbREsAMN1a7rxBowjNjBUyiTJ2YuvQRLtGdK1kExsVma\n\
+hieh/QxpoDyYd5w/aky3z23erCoEd+OPfAqEHd5tQIa6LOosa63BSCEl3milJ7J9\n\
+vDmoGPAoS6ui7S2R5X4/+PLN8Mm2kOBrFjhmL93LX0mrGCMxsNsKgP6zabYKQEb8\n\
+L028SXvl7EGoA+Vw5Vd3wIGbM73PfbgNrXjfABEBAAG0KFN1U0UgUGFja2FnZSBT\n\
+aWduaW5nIEtleSA8YnVpbGRAc3VzZS5kZT6JATwEEwECACYCGwMGCwkIBwMCBBUC\n\
+CAMEFgIDAQIeAQIXgAUCWEfrHwUJDsIitAAKCRBwr56BOdt8gpqUB/wPSSS5BcDu\n\
+Oi4n02cj4Hdt7WITKBjjo0lG1fXG1ppx1wOST+s8FertMVFY53TW6FGjcYtwVOIq\n\
+rsMYiV6kf1NxUV/jcAy7VmC5EZnO0R/D3sT4Oh5hsLtERauZolK5BZmd0S51Qa8e\n\
+TxZ5mX9PL2i3s/ShETc30drf83ugc7B4yZPNQWXNDPgGcC+hEeC5qw48RzHYIpUt\n\
+RzHmefR5Z3ioTUbDlzy+SGP2uA7mhR4Lfk/df5fYxWfCoKlyGjtrvA65cB+Pksyn\n\
+xrAeBuB+vBM+KnDrxW2Sn4AbWkzH//dfz9OJDJu4UM91hb7qxM0OkrXHQV3iNqzg\n\
+MDEhky/9NqMy\n\
+=GdP5\n\
+-----END PGP PUBLIC KEY BLOCK-----
+
+
+
+%post
+    update-ca-certificates 
+    echo "Hello from post boot strap"
+    zypper in -y vim