add language hints to code blocks

src/content/docs/processors/kv/get.md

@@ -13,7 +13,7 @@ The `kv.get` processor gets the value associated with a key from a compatible mo
 
 ### Example
 This will attempt to get the value for the `counter` key from the module with an id of `redis`
-```
+```yaml
 - type: kv.get
   params:
     module: redis

src/content/docs/processors/kv/set.md

@@ -14,7 +14,7 @@ The `kv.set` processor sets the value associated with a key from a compatible mo
 
 ### Example
 This will attempt to set the key `hello` to `world` using the module with an id of `redis`
-```
+```yaml
 - type: kv.set
   params:
     module: redis