fixup! Docs(repo): Introduce post mortem template

docs/postmortems/0000-00-00-template.md

@@ -1,17 +1,17 @@
 ---
-date: 2024-01-01
+date: YYYY-MM-DD
 authors: spirit-developer
 ---
 
-# Title of postmortem
+# Title of Postmortem
 
 **Summary**
 
 <!-- What is a one or two-line summary of the event that occurred? -->
 
 **Impact**
 
-<!-- What was the scope of impact from the event occuring? How many teams were
+<!-- What was the scope of impact from the event occurring? How many teams were
 impacted? -->
 
 **Root causes**:
@@ -25,17 +25,17 @@ impacted? -->
 
 **Resolution**
 
-<!-- How did we end up addressing this event in order to mitigate impact? -->
+<!-- How did we end up addressing this event to mitigate the impact? -->
 
 **Action Items**
 
 <!-- What are the action items that came out of this postmortem? Reference
 issues and Pull Requests in the "Bug" column with the appropriate owners -->
 
-| Action item | Owner | Bug |
-| ----------- | ----- | --- |
+| Action item | Owner | Issue |
+| ----------- | ----- | ----- |
 
-## Lessons learned
+## Lessons Learned
 
 **What went well**
 
@@ -57,11 +57,11 @@ issues and Pull Requests in the "Bug" column with the appropriate owners -->
 
 ## Timeline
 
-2024-01-01 **(all times in UTC)**
+2024-01-01 **(all times in CET/CEST)**
 
 - 14:51 Ipsum reprehenderit impedit facere explicabo fugiat.
 
-## Supporting information
+## Supporting Information
 
 <!-- Any additional information that you might reference earlier on in the
 postmortem -->