Fix missing spec info (#1370)

## Launch Checklist

This fixes an issue with missing info in the spec field due to using the
redacted spec (the one without the docs).

Before - missing button near color when hovering

<img width="397" height="202" alt="image"
src="https://github.com/user-attachments/assets/6f261407-5348-4a71-a6d8-afaff5b27e03"
/>

After:
<img width="397" height="202" alt="image"
src="https://github.com/user-attachments/assets/d2de1b2d-d4cf-4394-b995-e50b957da72c"
/>

I think I already solved this in the past, too bad I didn't add the
relevant tests back then...

 - [x] Briefly describe the changes in this PR.
- [x] Include before/after visuals or gifs if this PR includes visual
changes.
 - [x] Write tests for all new functionality.
 - [x] Add an entry to `CHANGELOG.md` under the `## main` section.

cypress/e2e/layers.cy.ts

@@ -467,6 +467,30 @@ describe("layers", () => {
         ],
       });
     });
+
+    it("should show spec info when hovering and clicking single line property", () => {
+      when.modal.fillLayers({
+        type: "symbol",
+        layer: "example",
+      });
+
+      when.hover("spec-field-container:text-rotate");
+      then(get.elementByTestId("field-doc-button-Rotate")).shouldBeVisible();
+      when.click("field-doc-button-Rotate", 0);
+      then(get.elementByTestId("spec-field-doc")).shouldContainText("Rotates the ");
+    });
+
+    it("should show spec info when hovering and clicking multi line property", () => {
+      when.modal.fillLayers({
+        type: "symbol",
+        layer: "example",
+      });
+
+      when.hover("spec-field-container:text-offset");
+      then(get.elementByTestId("field-doc-button-Offset")).shouldBeVisible();
+      when.click("field-doc-button-Offset", 0);
+      then(get.elementByTestId("spec-field-doc")).shouldContainText("Offset distance");
+    });
   });
 
   describe("raster", () => {