docs(supabase-js): add example to clarify how to fetch data with spaces in table name (supabase#33443)

* docs: add supabase-js example with spaces in table names

* update copy and example

Author: tengweiherr

apps/docs/spec/supabase_js_v2.yml

@@ -3223,6 +3223,69 @@ functions:
             "statusText": "OK"
           }
           ```
+      - id: query-referenced-tables-with-spaces-in-their-names
+        name: Query referenced tables with spaces in their names
+        description: |
+          If your table name contains spaces, you must use double quotes in the `select` statement to reference the table.
+        code: |
+          ```js
+          const { data, error } = await supabase
+            .from('orchestal sections')
+            .select(`
+              name,
+              "musical instruments" (
+                name
+              )
+            `)
+          ```
+        data:
+          sql: |
+            ```sql
+            create table
+              "orchestral sections" (id int8 primary key, name text);
+            create table
+              "musical instruments" (
+                id int8 primary key,
+                section_id int8 not null references "orchestral sections",
+                name text
+              );
+
+            insert into
+              "orchestral sections" (id, name)
+            values
+              (1, 'strings'),
+              (2, 'woodwinds');
+            insert into
+              "musical instruments" (id, section_id, name)
+            values
+              (1, 2, 'flute'),
+              (2, 1, 'violin');
+            ```
+        response: |
+          ```json
+          {
+            "data": [
+              {
+                "name": "strings",
+                "musical instruments": [
+                  {
+                    "name": "violin"
+                  }
+                ]
+              },
+              {
+                "name": "woodwinds",
+                "musical instruments": [
+                  {
+                    "name": "flute"
+                  }
+                ]
+              }
+            ],
+            "status": 200,
+            "statusText": "OK"
+          }
+          ```
       - id: query-referenced-tables-through-a-join-table
         name: Query referenced tables through a join table
         code: |