#1699 Allow images to work with Hyperlink

Add stack to IContext for prepForXml

src/file/paragraph/paragraph.spec.ts

@@ -954,6 +954,7 @@ describe("Paragraph", () => {
             paragraph.prepForXml({
                 viewWrapper: viewWrapperMock,
                 file: file,
+                stack: [],
             });
             const tree = new Formatter().format(paragraph);
             expect(tree).to.deep.equal({

src/file/paragraph/properties.spec.ts

@@ -31,6 +31,7 @@ describe("ParagraphProperties", () => {
                 } as File,
                 // tslint:disable-next-line: no-object-literal-type-assertion
                 viewWrapper: new DocumentWrapper({ background: {} }),
+                stack: [],
             });
 
             expect(tree).to.deep.equal({

src/file/paragraph/run/image-run.spec.ts

@@ -47,6 +47,7 @@ describe("ImageRun", () => {
                     },
                 } as unknown as File,
                 viewWrapper: {} as unknown as IViewWrapper,
+                stack: [],
             });
             expect(tree).to.deep.equal({
                 "w:r": [
@@ -298,6 +299,7 @@ describe("ImageRun", () => {
                     },
                 } as unknown as File,
                 viewWrapper: {} as unknown as IViewWrapper,
+                stack: [],
             });
             expect(tree).to.deep.equal({
                 "w:r": [
@@ -552,6 +554,7 @@ describe("ImageRun", () => {
                     },
                 } as unknown as File,
                 viewWrapper: {} as unknown as IViewWrapper,
+                stack: [],
             });
 
             expect(tree).to.deep.equal({
@@ -810,6 +813,7 @@ describe("ImageRun", () => {
                     },
                 } as unknown as File,
                 viewWrapper: {} as unknown as IViewWrapper,
+                stack: [],
             });
 
             expect(tree).to.deep.equal({