Install rescript before lang build

.github/workflows/ci.yaml

@@ -61,10 +61,10 @@ jobs:
         working-directory: packages/components
     steps:
     - uses: actions/checkout@v2
-    - name: Build rescript in squiggle-lang
-      run: cd ../squiggle-lang && yarn build
     - name: Install dependencies from monorepo level
       run: cd ../../ && yarn
+    - name: Build rescript in squiggle-lang
+      run: cd ../squiggle-lang && yarn build
     # - name: Install dependencies for components package
     #  run: yarn
     - name: Run tsc and webpack  # I'm uncertain if bundle comes before build, it was jotted down in a readme that way but it may have been erroneous.