Remove the dependencies of common microservices

To allow end user to flexibly select different engines for microservices
in the future, remove the fixed dependencies.

Signed-off-by: Cathy Zhang <cathy.zhang@intel.com>

helm-charts/common/embedding-usvc/Chart.yaml

@@ -5,10 +5,6 @@ apiVersion: v2
 name: embedding-usvc
 description: The Helm chart for deploying embedding as microservice
 type: application
-dependencies:
-  - name: tei
-    version: "0.1.0"
-    repository: "file://../tei"
 version: 0.1.0
 # The embedding microservice server version
 appVersion: "1.0.0"

helm-charts/common/llm-uservice/Chart.yaml

@@ -5,10 +5,6 @@ apiVersion: v2
 name: llm-uservice
 description: The Helm chart for deploying llm as microservice
 type: application
-dependencies:
-  - name: tgi
-    version: "0.1.0"
-    repository: "file://../tgi"
 version: 0.1.0
 # The llm microservice server version
 appVersion: "1.0.0"

helm-charts/common/reranking-usvc/Chart.yaml

@@ -5,10 +5,6 @@ apiVersion: v2
 name: reranking-usvc
 description: The Helm chart for deploying reranking as microservice
 type: application
-dependencies:
-  - name: teirerank
-    version: "0.1.0"
-    repository: "file://../teirerank"
 version: 0.1.0
 # The reranking microservice server version
 appVersion: "1.0.0"

helm-charts/common/retriever-usvc/Chart.yaml

@@ -5,10 +5,6 @@ apiVersion: v2
 name: retriever-usvc
 description: The Helm chart for deploying retriever as microservice
 type: application
-dependencies:
-  - name: redis-vector-db
-    version: "0.1.0"
-    repository: "file://../redis-vector-db"
 version: 0.1.0
 # The retriever microservice server version
 appVersion: "1.0.0"