* template/opt_sc.inc.tmpl: [DOC] Fix typo in comment by @imasahiro [ci skip][fix GH-595]

* template/optinsn.inc.tmpl: ditto.
* template/optunifs.inc.tmpl: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45611 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

template/opt_sc.inc.tmpl

@@ -9,7 +9,7 @@
   DO NOT TOUCH!
 
   If you want to fix something, you must edit 'template/opt_sc.inc.tmpl'
-  or rb/insns2vm.rb
+  or tool/insns2vm.rb
  */
 
 #define SC_STATE_SIZE 6

template/optinsn.inc.tmpl

@@ -9,7 +9,7 @@
   DO NOT TOUCH!
 
   If you want to fix something, you must edit 'template/optinsn.inc.tmpl'
-  or rb/insns2vm.rb
+  or tool/insns2vm.rb
  */
 
 static INSN *

template/optunifs.inc.tmpl

@@ -9,7 +9,7 @@
   DO NOT TOUCH!
 
   If you want to fix something, you must edit 'template/optunifs.inc.tmpl'
-  or rb/insns2vm.rb
+  or tool/insns2vm.rb
  */
 
 /*