Also apply #114709 to the extension editor

Fixes #114667

Also updates the monospace font to use our default monospace stack

src/vs/workbench/contrib/extensions/browser/extensionEditor.ts

@@ -724,9 +724,16 @@ export class ExtensionEditor extends EditorPane {
 					}
 
 					code {
+						font-family: "SF Mono", Monaco, Menlo, Consolas, "Ubuntu Mono", "Liberation Mono", "DejaVu Sans Mono", "Courier New", monospace;
+						font-size: 14px;
+						line-height: 19px;
+					}
+
+					pre code {
 						font-family: var(--vscode-editor-font-family);
 						font-weight: var(--vscode-editor-font-weight);
 						font-size: var(--vscode-editor-font-size);
+						line-height: 1.5;
 					}
 
 					code > div {

src/vs/workbench/contrib/update/browser/releaseNotesEditor.ts

@@ -288,7 +288,7 @@ export class ReleaseNotesManager {
 					}
 
 					code {
-						font-family: Menlo, Monaco, Consolas, "Droid Sans Mono", "Courier New", monospace, "Droid Sans Fallback";
+						font-family: "SF Mono", Monaco, Menlo, Consolas, "Ubuntu Mono", "Liberation Mono", "DejaVu Sans Mono", "Courier New", monospace;
 						font-size: 14px;
 						line-height: 19px;
 					}