chore: use from string instead of `from_anyhow` `anyhow!` (#10282)

* Use from string instead of from_anyhow anyhow!

* Clippy

core/tauri/src/ipc/channel.rs

@@ -211,7 +211,7 @@ impl<'de, R: Runtime, TSend: Clone> CommandArg<'de, R> for Channel<TSend> {
     JavaScriptChannelId::from_str(&value)
       .map(|id| id.channel_on(webview))
       .map_err(|_| {
-        InvokeError::from_anyhow(anyhow::anyhow!(
+        InvokeError::from(format!(
 	        "invalid channel value `{value}`, expected a string in the `{IPC_PAYLOAD_PREFIX}ID` format"
 	      ))
       })

core/tauri/src/webview/webview_window.rs

@@ -932,9 +932,7 @@ impl<'de, R: Runtime> CommandArg<'de, R> for WebviewWindow<R> {
     if webview.window().is_webview_window() {
       Ok(Self { webview })
     } else {
-      Err(InvokeError::from_anyhow(anyhow::anyhow!(
-        "current webview is not a WebviewWindow"
-      )))
+      Err(InvokeError::from("current webview is not a WebviewWindow"))
     }
   }
 }