Fix errors

Author: haykking

perfkitbenchmarker/data/container/karpenter/nodepool.yaml.j2

@@ -44,7 +44,7 @@ metadata:
 spec:
   role: "KarpenterNodeRole-{{CLUSTER_NAME}}"
   amiSelectorTerms:
-    - alias: {% if GPU_TYPE %}"al2023@{{ALIAS_VERSION}}"{% else %}"al2023@{{ALIAS_VERSION}}"{% endif %}
+    - alias: "al2023@{{ALIAS_VERSION}}"
   subnetSelectorTerms:
     - tags:
         karpenter.sh/discovery: "{{CLUSTER_NAME}}"

perfkitbenchmarker/providers/aws/elastic_kubernetes_service.py

@@ -1160,8 +1160,7 @@ def GetNodeSelectors(self, machine_type: str | None = None) -> list[str]:
     # GPU selector for Karpenter
     if virtual_machine.GPU_TYPE.value:
       selectors.append(
-          'karpenter.k8s.aws/instance-gpu-name:'
-          f' {virtual_machine.GPU_TYPE.value}'
+        f'karpenter.k8s.aws/instance-gpu-name: {virtual_machine.GPU_TYPE.value}'
       )
 
     return selectors