fix(editor): remove embed iframe toolbar edit item (#11396)

blocksuite/affine/blocks/block-embed/src/embed-iframe-block/components/embed-iframe-error-card.ts

@@ -197,10 +197,7 @@ export class EmbedIframeErrorCard extends WithDisposable(LitElement) {
         .std=${this.std}
         .inSurface=${this.inSurface}
       ></embed-iframe-link-edit-popup>`,
-      portalStyles: {
-        zIndex: 'var(--affine-z-index-popover)',
-      },
-      container: this.host,
+      container: document.body,
       computePosition: {
         referenceElement: this._editButton,
         placement: 'bottom-start',

blocksuite/affine/blocks/block-embed/src/embed-iframe-block/components/embed-iframe-link-input-popup.ts

@@ -41,7 +41,6 @@ export class EmbedIframeLinkInputPopup extends EmbedIframeLinkInputBase {
       border-radius: 8px;
       background: ${unsafeCSSVarV2('layer/background/overlayPanel')};
       box-shadow: ${unsafeCSSVar('overlayPanelShadow')};
-      z-index: var(--affine-z-index-modal);
       font-family: ${unsafeCSS(baseTheme.fontSansFamily)};
     }
 

blocksuite/affine/blocks/block-embed/src/embed-iframe-block/embed-iframe-block.ts

@@ -228,10 +228,7 @@ export class EmbedIframeBlockComponent extends CaptionedBlockComponent<EmbedIfra
         .inSurface=${this.inSurface}
         .options=${options}
       ></embed-iframe-link-input-popup>`,
-      portalStyles: {
-        zIndex: 'var(--affine-z-index-popover)',
-      },
-      container: this.host,
+      container: document.body,
       computePosition: {
         referenceElement: this._blockContainer,
         placement: 'bottom',