fix(dacc): wrong command for local test + typo

docs/ecolyo/functionalities/dacc.md

@@ -197,7 +197,7 @@ node server.js
 Then you are finaly ready to test ! Just run the following :
 
 ```sh
-yarn build-dev:browser; yarn run cozy-konnector-dev -m .\manifest.webapp .\build\services\fluidsPrices\ecolyo.js
+yarn build-dev:browser; yarn run cozy-konnector-dev -m .\manifest.webapp .\build\services\aggregatorUsageEvents\ecolyo.js
 ```
 You must see sent indicators in the previously open terminal 
 
@@ -212,7 +212,7 @@ You must see sent indicators in the previously open terminal
 
 ## How to add new indicator ? 
 
-You have to reach cozy and discuss with them about new indicators. Thery will implement it for `dacc-dev` and `dacc` and you will be able to test it on alpha env. Remember you will need at least 5 data of each type to see it in metabase.
+You have to reach cozy and discuss with them about new indicators. They will implement it for `dacc-dev` and `dacc` and you will be able to test it on alpha env. Remember you will need at least 5 data of each type to see it in metabase.
 
 ## Visualisation