[AMDGPU][Docs] Correct Radeon Pro 5600M ISA (#140041)

As observed by LLVM Discord user "buck", the Radeon Pro 5600M is gfx1011
and the entry in the gfx1010 category was probably meant to be Radeon RX
5600M which indeed is gfx1010.

Author: frederik-h

llvm/docs/AMDGPUUsage.rst

@@ -394,12 +394,12 @@ Every processor supports every OS ABI (see :ref:`amdgpu-os`) with the following
 
      **GCN GFX10.1 (RDNA 1)** [AMD-GCN-GFX10-RDNA1]_
      -----------------------------------------------------------------------------------------------------------------------
-     ``gfx1010``                 ``amdgcn``   dGPU  - cumode          - Absolute      - *rocm-amdhsa* - Radeon RX 5700
-                                                    - wavefrontsize64   flat          - *pal-amdhsa*  - Radeon RX 5700 XT
-                                                    - xnack             scratch       - *pal-amdpal*  - Radeon Pro 5600 XT
-                                                                                                      - Radeon Pro 5600M
+     ``gfx1010``                 ``amdgcn``   dGPU  - cumode          - Absolute      - *rocm-amdhsa* - Radeon Pro 5600 XT
+                                                    - wavefrontsize64   flat          - *pal-amdhsa*  - Radeon RX 5600M
+                                                    - xnack             scratch       - *pal-amdpal*  - Radeon RX 5700
+                                                                                                      - Radeon RX 5700 XT
      ``gfx1011``                 ``amdgcn``   dGPU  - cumode                          - *rocm-amdhsa* - Radeon Pro V520
-                                                    - wavefrontsize64 - Absolute      - *pal-amdhsa*
+                                                    - wavefrontsize64 - Absolute      - *pal-amdhsa*  - Radeon Pro 5600M
                                                     - xnack             flat          - *pal-amdpal*
                                                                         scratch
      ``gfx1012``                 ``amdgcn``   dGPU  - cumode          - Absolute      - *rocm-amdhsa* - Radeon RX 5500