Add no-multi-asterisks rule

src/common/buffer/BufferLine.ts

@@ -130,7 +130,7 @@ export class BufferLine implements IBufferLine {
    * Test whether contains any chars.
    * Basically an empty has no content, but other cells might differ in FG/BG
    * from real empty cells.
-   * */
+   */
   public hasContent(index: number): number {
     return this._data[index * CELL_SIZE + Cell.CONTENT] & Content.HAS_CONTENT_MASK;
   }

src/common/buffer/CellData.ts

@@ -47,7 +47,7 @@ export class CellData extends AttributeData implements ICellData {
    * Note this returns the UTF32 codepoint of single chars,
    * if content is a combined string it returns the codepoint
    * of the last char in string to be in line with code in CharData.
-   * */
+   */
   public getCode(): number {
     return (this.isCombined())
       ? this.combinedData.charCodeAt(this.combinedData.length - 1)