removed unnesesary renaming

The renaming of the "root" folder of
paths in manifest file, creates error when
the path is used as relative path to create "partial" release zip file.

Author: minomikula

src/core/utils/security.ts

@@ -183,10 +183,6 @@ export function calcAllFileSha256(directoryPath: string): Promise<Record<string,
                         const data: Record<string, string> = {};
                         _.forIn(results, (value, key) => {
                             let relativePath = path.relative(directoryPath, key);
-                            const matchresult = relativePath.match(/(\/|\\).*/);
-                            if (matchresult) {
-                                relativePath = path.join('CodePush', matchresult[0]);
-                            }
                             relativePath = slash(relativePath);
                             data[relativePath] = value;
                         });