OBS: replace - with . in version for d/changelog

Fix for:
  dpkg-buildpackage: info: source version 2:0.1.2-osmo-epdg
  ...
  dpkg-source: error: can't build with source format '3.0 (native)': native package version may not have a revision

Change-Id: If00469689b107efdf91a5cee4ebe6a3ccc183cec
---
M scripts/obs/lib/debian.py
1 file changed, 16 insertions(+), 0 deletions(-)

diff --git a/scripts/obs/lib/debian.py b/scripts/obs/lib/debian.py
index 1e48046..91c9dac 100644
--- a/scripts/obs/lib/debian.py
+++ b/scripts/obs/lib/debian.py
@@ -116,6 +116,8 @@
     if version.startswith("osmo-epdg-"):
         version = f"{version.replace('osmo-epdg-', '', 1)}-osmo-epdg"
 
+    version = version.replace("-", ".")
+
     if version_changelog == version:
         return
 

