variant(h5): add WeAct H56RGT support

LSE not configured as the board used for testing LSE
is not functional.

Signed-off-by: Frederic Pillon <frederic.pillon@st.com>

Author: fpistm

README.md

@@ -548,6 +548,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :yellow_heart:  | STM32H503CB | Generic Board | **2.9.0** |  |
 | :green_heart:  | STM32H503KB | Generic Board | *2.8.1* |  |
 | :green_heart:  | STM32H503RB | Generic Board | *2.7.0* |  |
+| :yellow_heart:  | STM32H562RGT | WeAct H562RGT | **2.9.0** |  |
 | :yellow_heart:  | STM32H562RGT<br>STM32H562RIT | Generic Board | **2.9.0** |  |
 | :green_heart:  | STM32H563IIKxQ | Generic Board | *2.6.0* |  |
 | :green_heart:  | STM32H563RG<br>STM32H563RI | Generic Board | *2.8.1* |  |

boards.txt

@@ -8442,6 +8442,17 @@ GenH5.upload.maximum_data_size=0
 GenH5.vid.0=0x0483
 GenH5.pid.0=0x5740
 
+# WeAct H562RGT
+GenH5.menu.pnum.WEACT_H562RG=WeAct H562RGT
+GenH5.menu.pnum.WEACT_H562RG.upload.maximum_size=1048576
+GenH5.menu.pnum.WEACT_H562RG.upload.maximum_data_size=655360
+GenH5.menu.pnum.WEACT_H562RG.build.board=WEACT_H562RG
+GenH5.menu.pnum.WEACT_H562RG.build.product_line=STM32H562xx
+GenH5.menu.pnum.WEACT_H562RG.build.variant=STM32H5xx/H562R(G-I)T
+GenH5.menu.pnum.WEACT_H562RG.build.variant_h=variant_WEACT_H562RG.h
+GenH5.menu.pnum.WEACT_H562RG.build.peripheral_pins=-DCUSTOM_PERIPHERAL_PINS
+GenH5.menu.pnum.WEACT_H562RG.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32H5xx/STM32H562.svd
+
 # Generic H503CBTx
 GenH5.menu.pnum.GENERIC_H503CBTX=Generic H503CBTx
 GenH5.menu.pnum.GENERIC_H503CBTX.upload.maximum_size=131072