docs: update cuda version for base 1 (#1123)

CUDA version in documentation for base 1 is out of date.
Images currently use CUDA: 11.2.1 and CUDNN: 8.1.1

Co-authored-by: Samuel Knight <samuel@netai.tech>
Co-authored-by: DavidGOrtega <g.ortega.david@gmail.com>
Co-authored-by: Helio Machado <0x2b3bfa0+git@googlemail.com>

Author: 4 people

README.md

@@ -474,7 +474,7 @@ image tags. The tag convention is `{CML_VER}-dvc{DVC_VER}-base{BASE_VER}{-gpu}`:
 | `{BASE_VER}` | Software included (`-gpu`)                      |
 | ------------ | ----------------------------------------------- |
 | 0            | Ubuntu 18.04, Python 2.7 (CUDA 10.1, CuDNN 7)   |
-| 1            | Ubuntu 20.04, Python 3.8 (CUDA 11.0.3, CuDNN 8) |
+| 1            | Ubuntu 20.04, Python 3.8 (CUDA 11.2, CuDNN 8) |
 
 For example, `docker://iterativeai/cml:0-dvc2-base1-gpu`, or
 `docker://ghcr.io/iterative/cml:0-dvc2-base1`.