chore: adjust formatting to new clang-format.

- fixes wrapping for object literal keys called `template`.
- spacing in destructuring expressions.
- changes to keep trailing return types of functions closer to their
  function declaration.
- better formatting of string literals.

Closes #4828

tools/broccoli/broccoli-typescript.ts

@@ -124,7 +124,7 @@ class DiffingTSCompiler implements DiffingBroccoliPlugin {
     allDiagnostics.forEach(diagnostic => {
       let message = ts.flattenDiagnosticMessageText(diagnostic.messageText, "\n");
       if (diagnostic.file) {
-        let{line, character} = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start);
+        let {line, character} = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start);
         errors.push(`  ${diagnostic.file.fileName} (${line + 1},${character + 1}): ${message}`);
       } else {
         errors.push(`  Error: ${message}`);