Add prettier to pre-commit (#1255)

* Add prettier to pre-commit

* Apply prettier

pyscriptjs/environment.yml

@@ -1,20 +1,20 @@
 channels:
--   defaults
--   conda-forge
--   microsoft
+    - defaults
+    - conda-forge
+    - microsoft
 dependencies:
--   python=3.9
--   pip
--   pytest=7
--   nodejs=16
--   black
--   isort
--   codespell
--   pre-commit
--   pillow
--   numpy
--   markdown
--   pip:
-    -   playwright
-    -   pytest-playwright
-    -   pytest-xdist
+    - python=3.9
+    - pip
+    - pytest=7
+    - nodejs=16
+    - black
+    - isort
+    - codespell
+    - pre-commit
+    - pillow
+    - numpy
+    - markdown
+    - pip:
+          - playwright
+          - pytest-playwright
+          - pytest-xdist