Remove trailing whitespaces

bootstraptest/test_yjit.rb

@@ -158,7 +158,7 @@ assert_equal '1', %q{
     retval
 }
 
-# Method redefinition (code invalidation) and GC 
+# Method redefinition (code invalidation) and GC
 assert_equal '7', %q{
     def bar()
         return 5

darray.h

@@ -116,7 +116,7 @@ rb_darray_buffer_size(int32_t capacity, size_t header_size, size_t element_size)
 // Internal function
 // Ensure there is space for one more element. Return 1 on success and 0 on failure.
 // Note: header_size can be bigger than sizeof(rb_darray_meta_t) when T is __int128_t, for example.
-static inline int 
+static inline int
 rb_darray_ensure_space(void *ptr_to_ary, size_t header_size, size_t element_size)
 {
     rb_darray_meta_t **ptr_to_ptr_to_meta = ptr_to_ary;

tool/ruby_vm/models/instructions.rb

@@ -20,7 +20,7 @@ RubyVM::Instructions = RubyVM::BareInstructions.to_a + \
                        RubyVM::InstructionsUnifications.to_a + \
                        RubyVM::MicroJIT::ExampleInstructions.to_a
 
-                
+
 
 require_relative 'trace_instructions'
 RubyVM::Instructions.freeze