Document the fact that we include fixes for CVE-2018-5154, CVE-2018-5155,
CVE-2018-5157, CVE-2018-5158, CVE-2018-5159, CVE-2018-5168, CVE-2018-5178,
and 9/10 changesets for CVE-2018-5150.
* gnu/packages/gnuzilla.scm (icecat)[source]: Relabel patches to reflect CVE
assignments.
* gnu/packages/patches/icecat-bug-1452075.patch: Rename to...
* gnu/packages/patches/icecat-CVE-2018-5157-and-CVE-2018-5158.patch: ...this.
* gnu/local.mk (dist_patch_DATA): Rename it.