Add patches missed in mruby 3.4.0 update

From Miguel Landaeta <miguel@miguel.cc>

lang/mruby/patches/patch-lib_mruby_build_command_rb

@@ -0,0 +1,12 @@
+Index: lib/mruby/build/command.rb
+--- lib/mruby/build/command.rb.orig
++++ lib/mruby/build/command.rb
+@@ -249,7 +249,7 @@ module MRuby
+ 
+     def initialize(build)
+       super
+-      @command = "ruby #{MRUBY_ROOT}/tools/lrama/exe/lrama"
++      @command = "${RUBY} #{MRUBY_ROOT}/tools/lrama/exe/lrama"
+       @compile_options = %q[-o "%{outfile}" "%{infile}"]
+     end
+ 

lang/mruby/patches/patch-mrbgems_mruby-bin-mirb_mrbgem_rake

@@ -0,0 +1,17 @@
+Do not link against libtinfo, which is not used on OpenBSD.
+
+Not sent upstream, as mirb build configuration changes in mruby 3.5.0
+make this unnecessary.
+
+Index: mrbgems/mruby-bin-mirb/mrbgem.rake
+--- mrbgems/mruby-bin-mirb/mrbgem.rake.orig
++++ mrbgems/mruby-bin-mirb/mrbgem.rake
+@@ -32,7 +32,7 @@ MRuby::Gem::Specification.new('mruby-bin-mirb') do |sp
+         spec.linker.library_paths << lib_path if lib_path
+       elsif spec.build.cc.search_header_path 'curses.h'
+         spec.linker.libraries << 'ncurses'
+-        if spec.build.cc.search_header_path 'term.h'
++        if spec.build.cc.search_header_path 'term.h' && !MRUBY_BUILD_HOST_IS_OPENBSD
+           spec.linker.libraries << 'tinfo'
+         end
+       elsif spec.build.cc.search_header_path 'ncursesw/curses.h'