package/libnss: bump version to 3.54

package/libnss: bump version to 3.54

Bump version to 3.54 and remove 0002[1] and 0003[2] local patches that
has been upstreamed.

Release Notes:
https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.54_release_notes

[1]: https://hg.mozilla.org/projects/nss/rev/e955ece90b050e9da67528f09648945156d2bcea
[2]: https://hg.mozilla.org/projects/nss/rev/f46fca8ced7fca6aa6de60e3170b2a3b6b2df565

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>