chore: Update config.yaml, add hiero-hederium

Signed-off-by: Jessica G <jwagantall@linuxfoundation.org>

Author: jwagantall

config.yaml

@@ -562,6 +562,16 @@ teams:
       - victor-yanev
       - mwb-al
       - se7enarianelabs
+  - name: hiero-hederium-maintainers
+    maintainers:
+      - georgi-l95
+    members:
+      - tbd
+  - name: hiero-hederium-committers
+    maintainers:
+      - tbd
+    members:
+      - tbd
   - name: hiero-improvement-proposals-maintainers
     maintainers:
       - sergmetelin
@@ -1017,6 +1027,16 @@ repositories:
       prod-security: triage
       sec-ops: triage
     visibility: public
+  - name: hiero-hederium
+    teams:
+      tsc: maintain
+      github-maintainers: maintain
+      hiero-hederium-maintainers: maintain
+      hiero-hederium-committers: write
+      security-maintainers: triage
+      prod-security: triage
+      sec-ops: triage
+    visibility: public
   - name: hiero-improvement-proposals
     teams:
       tsc: maintain