Upgrade to Muon 2.58.8

Fix #8563

Auditors: @bsclifton

.npmrc

@@ -1,7 +1,7 @@
 runtime = electron
 target_arch = x64
-brave_electron_version = 2.58.7
+brave_electron_version = 2.58.8
 chromedriver_version = 2.27
-target = v2.58.7
+target = v2.58.8
 disturl=http://brave-laptop-binaries.s3.amazonaws.com/atom-shell/dist/
 build_from_source = true

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## [0.15.1](https://github.com/brave/browser-laptop/releases/v0.15.1dev)
+ - Update muon to 2.58.8. ([#8563](https://github.com/brave/browser-laptop/issues/8563))
+
 ## [0.15.0](https://github.com/brave/browser-laptop/releases/v0.15.0dev)
  - Update muon to 2.58.7. ([#8161](https://github.com/brave/browser-laptop/issues/8161))
 

tools/cibuild.py

@@ -4,7 +4,7 @@
 import subprocess
 import sys
 import os.path
-MUON_VERSION = '2.58.7'
+MUON_VERSION = '2.58.8'
 CHROMEDRIVER_VERSION = '2.27'
 NODE_VERSION = '7.4.0'
 SOURCE_ROOT = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))