i965: Bump maximum supported ES2 context version to 3.0

Since patch "i965: Validate requested GLES context version in
brwCreateContext", we have been able to create ES 3.0 contexts due to the
max version check.  So...bump the max version.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Signed-off-by: Chad Versace <chad.versace@linux.intel.com>
1 file changed