Skip Fiber related specs for on Windows

Author: andrykonchin

library/socket/tcpserver/accept_spec.rb

@@ -131,6 +131,7 @@
   end
 end
 
+platform_is_not :windows do # Hangs on Windows
 describe "TCPServer#accept with Fiber scheduler" do
   require_relative '../../../core/fiber/fixtures/scheduler'
 
@@ -253,3 +254,4 @@
     @client = connector&.value
   end
 end
+end

library/socket/tcpserver/sysaccept_spec.rb

@@ -65,6 +65,7 @@
   end
 end
 
+platform_is_not :windows do # Hangs on Windows
 describe "TCPServer#sysaccept with Fiber scheduler" do
   require_relative '../../../core/fiber/fixtures/scheduler'
 
@@ -128,3 +129,4 @@
     @client = connector&.value
   end
 end
+end

library/socket/unixserver/accept_spec.rb

@@ -125,6 +125,7 @@
   end
 end
 
+platform_is_not :windows do # Hangs on Windows
 describe "UNIXServer#accept with Fiber scheduler" do
   require_relative '../../../core/fiber/fixtures/scheduler'
 
@@ -195,3 +196,4 @@
     @client = connector&.value
   end
 end
+end

library/socket/unixserver/sysaccept_spec.rb

@@ -49,6 +49,7 @@
   end
 end
 
+platform_is_not :windows do # Hangs on Windows
 describe "UNIXServer#sysaccept with Fiber scheduler" do
   require_relative '../../../core/fiber/fixtures/scheduler'
 
@@ -112,3 +113,4 @@
     @client = connector&.value
   end
 end
+end