[elpa] externals/js2-mode updated (5e9515d -> 4eaf98e)

[ELPA Syncer]

elpasync pushed a change to branch externals/js2-mode.

      from  5e9515d   Support trailing comma in arrow function params
       new  2da8a3b   Add NEWS entry for the last change
       new  4eaf98e   Support for dynamic imports and `import.meta`


Summary of changes:
 NEWS.md         | 4 ++++
 js2-mode.el     | 9 ++++++++-
 tests/parser.el | 9 +++++++++
 3 files changed, 21 insertions(+), 1 deletion(-)