Capitalize errata severity when creating record in pulp (#1085)

Fixes: AlmaLinux/build-system#405

Author: javihernandez

alws/crud/errata.py

@@ -1000,7 +1000,7 @@ async def create_new_errata_record(db: AsyncSession, errata: BaseErrataRecord):
             advisory_id=errata.id,
             original_id=original_id,
             platform_name=platform.name,
-            severity=errata.severity,
+            severity=errata.severity.capitalize(),
             packages=errata.packages,
             platform_id=errata.platform_id,
             find_packages_types=pkg_types,
@@ -1428,7 +1428,7 @@ async def release_errata_packages(
         "summary": record.summary or default_summary,
         "version": record.version,
         "type": record.get_type(),
-        "severity": record.severity,
+        "severity": record.severity.capitalize(),
         "solution": record.solution or ERRATA_SOLUTION,
         "release": "0",
         "rights": record.rights,