remove redundant line in api-docs job (#7576)

rescript is already run in build command

Author: tsnobip

.github/workflows/ci.yml

@@ -511,7 +511,6 @@ jobs:
         if: steps.diffcheck.outputs.clean == 'false'
         run: |
           npm ci 
-          npx rescript
           npm run build
 
       - name: Commit and push