docs(aio): Fixed typo in 'comparing observables -> Observabled compared (#23407)

to arrays' section.

PR Close #23407

aio/content/guide/comparing-observables.md

@@ -249,7 +249,7 @@ An observable produces values over time. An array is created as a static set of
       <pre>➞5</pre>
     </td>
     <td>
-      <pre>arr.find((v) => v>10)</pre>
+      <pre>arr.find((v) => v>3)</pre>
       <pre>5</pre>
     </td>
   </tr>
@@ -273,8 +273,8 @@ An observable produces values over time. An array is created as a static set of
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-4
-5</pre>
+5
+7</pre>
     </td>
     <td>
       <pre>arr.forEach((v) => {
@@ -283,8 +283,8 @@ An observable produces values over time. An array is created as a static set of
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-4
-5</pre>
+5
+7</pre>
     </td>
   </tr>
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