Bug 1430530 - Disable test_acceleration.html for frequent failures on windows 10 !debug. r=jmaher

gfx/tests/mochitest/mochitest.ini

@@ -1,8 +1,8 @@
 [DEFAULT]
 
 [test_acceleration.html]
+skip-if = (os == 'win' && os_version == '10.0' && !debug) # Bug 1430530
 subsuite = gpu
-fail-if = (os == "win" && os_version == "5.1" && e10s) # Bug 1253862
 [test_bug509244.html]
 [test_bug513439.html]
 [test_font_whitelist.html]