Add cpu spec to run conf examples

Author: un-def

docs/docs/concepts/dev-environments.md

@@ -175,6 +175,8 @@ name: vscode
 ide: vscode
 
 resources:
+  # 16 or more x86_64 cores
+  cpu: 16..
   # 200GB or more RAM
   memory: 200GB..
   # 4 GPUs from 40GB to 80GB

docs/docs/concepts/services.md

@@ -316,6 +316,8 @@ commands:
 port: 8000
 
 resources:
+  # 16 or more x86_64 cores
+  cpu: 16..
   # 2 GPUs of 80GB
   gpu: 80GB:2
 

docs/docs/concepts/tasks.md

@@ -192,6 +192,8 @@ commands:
   - python fine-tuning/qlora/train.py
   
 resources:
+  # 16 or more x86_64 cores
+  cpu: 16..
   # 200GB or more RAM
   memory: 200GB..
   # 4 GPUs from 40GB to 80GB