Clean CODEOWNERS paths and add hussein-awala as owner to some files (#33269)

Author: hussein-awala

.github/CODEOWNERS

@@ -1,5 +1,5 @@
 # Core
-/airflow/executors/ @kaxil @XD-DENG @ashb @o-nikolas @pierrejeambrun
+/airflow/executors/ @kaxil @XD-DENG @ashb @o-nikolas @pierrejeambrun @hussein-awala
 /airflow/jobs/ @kaxil @ashb @XD-DENG
 /airflow/models/ @kaxil @XD-DENG @ashb
 
@@ -11,11 +11,10 @@
 
 # Kubernetes
 /airflow/kubernetes/ @dstandish @jedcunningham
-/airflow/executors/celery_kubernetes_executor.py @dstandish @jedcunningham
-/airflow/executors/kubernetes_executor.py @dstandish @jedcunningham
+airflow/providers/cncf/kubernetes/executors/ @dstandish @jedcunningham
 
 # Helm Chart
-/chart/ @dstandish @jedcunningham
+/chart/ @dstandish @jedcunningham @hussein-awala
 
 # Docs (without Providers)
 /docs/apache-airflow @potiuk
@@ -49,22 +48,25 @@
 /docs/apache-airflow/concepts/dynamic-task-mapping.rst @uranusjr
 
 # Async Operators & Triggerer
-/airflow/jobs/triggerer_job.py @dstandish
-/airflow/cli/commands/triggerer_command.py @dstandish
-/airflow/models/trigger.py @dstandish
-/docs/apache-airflow/concepts/deferring.rst @dstandish
+/airflow/jobs/triggerer_job.py @dstandish @hussein-awala
+/airflow/cli/commands/triggerer_command.py @dstandish @hussein-awala
+/airflow/models/trigger.py @dstandish @hussein-awala
+/docs/apache-airflow/concepts/deferring.rst @dstandish @hussein-awala
 
 # Secrets Backends
 /airflow/secrets  @dstandish @kaxil @potiuk @ashb
 
 # Providers
 /airflow/providers/snowflake/ @potiuk @mik-laj
-/airflow/providers/cncf/kubernetes @jedcunningham
+/airflow/providers/cncf/kubernetes @jedcunningham @hussein-awala
 /airflow/providers/dbt/cloud/ @josh-fell
 /airflow/providers/tabular/ @Fokko
 /airflow/providers/amazon/ @eladkal @o-nikolas
 /airflow/providers/common/sql/ @eladkal
 /airflow/providers/slack/ @eladkal
+/airflow/providers/celery/ @hussein-awala
+/airflow/providers/hashicorp/ @hussein-awala
+/airflow/providers/smtp/ @hussein-awala
 /docs/apache-airflow-providers-amazon/ @eladkal @o-nikolas
 /docs/apache-airflow-providers-common-sql/ @eladkal
 /docs/apache-airflow-providers-slack/ @eladkal