test: add spacing test

packages/myst-cli/src/init/jupyter-book/syntax.yml

@@ -115,5 +115,31 @@ cases:
       :::{note}
       I am a note
 
+      - foo
+      :::
+  - title: Admonition with space between backticks and name
+    source: |
+      ``` {noTE}
+      I am a note
+
+      - foo
+      ```
+    result: |
+      ```{note}
+      I am a note
+
+      - foo
+      ```
+  - title: Admonition with space between colon-fence and name
+    source: |
+      ::: {noTE}
+      I am a note
+
+      - foo
+      :::
+    result: |
+      :::{note}
+      I am a note
+
       - foo
       :::