refactor: move components from /drawing/inline to /drawing

- they will be used for other positioning element (floating)

src/file/drawing/effect-extent/effect-extent.ts

@@ -0,0 +1,17 @@
+import { XmlComponent } from "file/xml-components";
+import { EffectExtentAttributes } from "./effect-extent-attributes";
+
+export class EffectExtent extends XmlComponent {
+    constructor() {
+        super("wp:effectExtent");
+
+        this.root.push(
+            new EffectExtentAttributes({
+                b: 0,
+                l: 0,
+                r: 0,
+                t: 0,
+            }),
+        );
+    }
+}