egl/dri2: micro optimise dri2_bind_extensions()

Do not loop over all matches if we've already found one.

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Eric Engestrom <eric@engestrom.ch>
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index dfc6f0b..c8dfa07 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -422,6 +422,7 @@
             *(const __DRIextension **) field = extensions[i];
             _eglLog(_EGL_INFO, "found extension %s version %d",
                     extensions[i]->name, extensions[i]->version);
+            break;
          }
       }
    }