Fix some minor issues in landscape.yml file (#4198)

- Fix typo in IZO Cloud Kubernetes Service logo -> `tata-communications.svg`
- Remove not found repository `curiefense`
- Remove not found repository `voltdb`
- Rename crunchbase organization: `mercedes-benz-group-ag` -> `daimler`

Signed-off-by: Cintia Sánchez García <cynthiasg@icloud.com>

landscape.yml

@@ -1083,7 +1083,6 @@ landscape:
             name: Curiefense
             homepage_url: https://www.curiefense.io/
             project: archived
-            repo_url: https://github.com/curiefense/curiefense
             logo: curiefense.svg
             twitter: https://twitter.com/curiefense
             crunchbase: https://www.crunchbase.com/organization/cloud-native-computing-foundation
@@ -6019,7 +6018,6 @@ landscape:
             name: VoltDB
             description: VoltDB is a high-velocity decisioning engine, powering real-time applications that must react in milliseconds.
             homepage_url: https://www.voltactivedata.com
-            repo_url: https://github.com/voltdb/voltdb
             logo: voltdb.svg
             crunchbase: https://www.crunchbase.com/organization/voltdb
           - item:
@@ -13626,7 +13624,7 @@ landscape:
             homepage_url: https://group.mercedes-benz.com/
             logo: mercedes-benz.svg
             enduser: true
-            crunchbase: https://www.crunchbase.com/organization/mercedes-benz-group-ag
+            crunchbase: https://www.crunchbase.com/organization/daimler
             joined: '2020-08-01'
           - item:
             name: NEC (member)