Avoid linebreaks in embedded template interpolations (#18380)

tests/config/run-format-test.js

@@ -48,6 +48,8 @@ const unstableTests = new Map(
     "typescript/union/consistent-with-flow/single-type.ts",
     "js/if/non-block.js",
     "typescript/import-type/long-module-name/long-module-name4.ts",
+    // Unstable due to lack of indent information
+    "js/multiparser-comments/comment-inside.js",
   ].map((fixture) => {
     const [file, isUnstable = () => true] = Array.isArray(fixture)
       ? fixture