opengl32: remove redundant const

[Jan Zerebecki]

If this patch is rejected from inclusion, please tell me why, as
I would have to ask anyway.

From: Jan Zerebecki <jan.wine at zerebecki.de>
Changelog:
opengl32: remove redundant const
---

 dlls/opengl32/wgl.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/opengl32/wgl.c b/dlls/opengl32/wgl.c
index 32e7c12..b2c3cc5 100644
--- a/dlls/opengl32/wgl.c
+++ b/dlls/opengl32/wgl.c
@@ -195,7 +195,7 @@ static BOOL is_extension_supported(const
     if(strncmp(extension, "GL_VERSION_", 11) == 0)
     {
         const GLubyte *gl_version = glGetString(GL_VERSION);
-        const const char *version = extension + 11; /* Move past 'GL_VERSION_' */
+        const char *version = extension + 11; /* Move past 'GL_VERSION_' */
 
         if(!gl_version) {
             ERR("Error no OpenGL version found,\n");