Use fixed version of TEI Gaudi for stability (#1101)

Signed-off-by: lvliang-intel <liang1.lv@intel.com>
Co-authored-by: Malini Bhandaru <malini.bhandaru@intel.com>

ChatQnA/kubernetes/intel/README_gmc.md

@@ -24,8 +24,9 @@ The ChatQnA uses the below prebuilt images if you choose a Xeon deployment
 Should you desire to use the Gaudi accelerator, two alternate images are used for the embedding and llm services.
 For Gaudi:
 
-- tei-embedding-service: ghcr.io/huggingface/tei-gaudi:latest
-- tgi-service: gghcr.io/huggingface/tgi-gaudi:2.0.6
+tei-embedding-service: ghcr.io/huggingface/tei-gaudi:1.5.0
+tgi-service: gghcr.io/huggingface/tgi-gaudi:2.0.6
+
 
 > [NOTE]  
 > Please refer to [Xeon README](https://github.com/opea-project/GenAIExamples/blob/main/ChatQnA/docker_compose/intel/cpu/xeon/README.md) or [Gaudi README](https://github.com/opea-project/GenAIExamples/blob/main/ChatQnA/docker_compose/intel/hpu/gaudi/README.md) to build the OPEA images. These too will be available on Docker Hub soon to simplify use.

ChatQnA/kubernetes/intel/hpu/gaudi/manifest/chatqna-guardrails.yaml

@@ -920,8 +920,8 @@ spec:
             runAsUser: 1000
             seccompProfile:
               type: RuntimeDefault
-          image: "ghcr.io/huggingface/tei-gaudi:latest"
-          imagePullPolicy: Always
+          image: "ghcr.io/huggingface/tei-gaudi:1.5.0"
+          imagePullPolicy: IfNotPresent
           args:
             - "--auto-truncate"
           volumeMounts:

ChatQnA/kubernetes/intel/hpu/gaudi/manifest/chatqna-vllm.yaml

@@ -1106,8 +1106,8 @@ spec:
             privileged: true
             capabilities:
               add: ["SYS_NICE"]
-          image: "ghcr.io/huggingface/tei-gaudi:latest"
-          imagePullPolicy: Always
+          image: "ghcr.io/huggingface/tei-gaudi:1.5.0"
+          imagePullPolicy: IfNotPresent
           args:
             - "--auto-truncate"
           volumeMounts:

ChatQnA/kubernetes/intel/hpu/gaudi/manifest/chatqna.yaml

@@ -741,8 +741,8 @@ spec:
             runAsUser: 1000
             seccompProfile:
               type: RuntimeDefault
-          image: "ghcr.io/huggingface/tei-gaudi:latest"
-          imagePullPolicy: Always
+          image: "ghcr.io/huggingface/tei-gaudi:1.5.0"
+          imagePullPolicy: IfNotPresent
           args:
             - "--auto-truncate"
           volumeMounts: