Fix "unsupported expression" example (#742)

catamorphism · web-flow · commit 6d7b4ba213e6 · 2024-03-20T16:17:43.000-07:00
This example is now a syntax error, because of attributes.
Changed to an example that would be an "unsupported expression" error.
diff --git a/spec/errors.md b/spec/errors.md
@@ -226,7 +226,7 @@ or for private implementation use that is not supported by the current implement
 > would always result in an _Unsupported Expression_ error:
 >
 > ```
-> The value is {@horse}.
+> The value is {!horse}.
 > ```
 >
 > Attempting to format this message would result in an _Unsupported Expression_ error

Original file line number	Diff line number	Diff line change
`@@ -226,7 +226,7 @@ or for private implementation use that is not supported by the current implement`
`226`	`226`	`> would always result in an _Unsupported Expression_ error:`
`227`	`227`	`>`
`228`	`228`	> ```
`229`		`-> The value is {@horse}.`
	`229`	`+> The value is {!horse}.`
`230`	`230`	> ```
`231`	`231`	`>`
`232`	`232`	`> Attempting to format this message would result in an _Unsupported Expression_ error`