Change docx folder to more appropriate "file" folder

src/file/paragraph/run/text-run.ts

@@ -0,0 +1,10 @@
+import { Run } from "../run";
+import { Text } from "./run-components/text";
+
+export class TextRun extends Run {
+
+    constructor(text: string) {
+        super();
+        this.root.push(new Text(text));
+    }
+}