Update README.md

Fix some typos.
Add new boards support.

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

Author: fpistm

README.md

@@ -60,9 +60,9 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :green_heart: | [Nucleo F401RE](http://www.st.com/en/evaluation-tools/nucleo-f401re.html) | *0.2.1* |  |
 | :green_heart: | [Nucleo F411RE](http://www.st.com/en/evaluation-tools/nucleo-f411re.html) | *0.2.1* |  |
 | :green_heart: | [Nucleo F446RE](http://www.st.com/en/evaluation-tools/nucleo-f446re.html) | *1.1.1* |  |
-| :green_heart: | [Nucleo-G071RB](https://www.st.com/en/evaluation-tools/nucleo-g071rb.html) | *1.6.0* |  |
-| :green_heart: | [Nucleo-G431RB](https://www.st.com/en/evaluation-tools/nucleo-g431rb.html) | *1.7.0* |  |
-| :green_heart: | [Nucleo-G474RE](https://www.st.com/en/evaluation-tools/nucleo-g474re.html) | *1.7.0* |  |
+| :green_heart: | [Nucleo G071RB](https://www.st.com/en/evaluation-tools/nucleo-g071rb.html) | *1.6.0* |  |
+| :green_heart: | [Nucleo G431RB](https://www.st.com/en/evaluation-tools/nucleo-g431rb.html) | *1.7.0* |  |
+| :green_heart: | [Nucleo G474RE](https://www.st.com/en/evaluation-tools/nucleo-g474re.html) | *1.7.0* |  |
 | :green_heart: | [Nucleo L053R8](http://www.st.com/en/evaluation-tools/nucleo-l053r8.html) | *0.1.0* |  |
 | :green_heart: | [Nucleo L073RZ](http://www.st.com/en/evaluation-tools/nucleo-l073rz.html) | *1.4.0* |  |
 | :green_heart: | [Nucleo L152RE](http://www.st.com/en/evaluation-tools/nucleo-l152re.html) | *1.0.0* |  |
@@ -74,7 +74,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | Status | [Nucleo 32](https://www.st.com/content/st_com/en/products/evaluation-tools/product-evaluation-tools/mcu-eval-tools/stm32-mcu-eval-tools/stm32-nucleo-boards.html) | Release | Comment |
 | :---: | --- | :---: | :--- |
 | :green_heart: | [Nucleo F303K8](http://www.st.com/en/evaluation-tools/nucleo-f303k8.html) | *1.1.0* |  |
-| :green_heart: | [Nucleo-G431KB](https://www.st.com/en/evaluation-tools/nucleo-g431kb.html) | *1.7.0* |  |
+| :green_heart: | [Nucleo G431KB](https://www.st.com/en/evaluation-tools/nucleo-g431kb.html) | *1.7.0* |  |
 | :green_heart: | [Nucleo L031K6](http://www.st.com/en/evaluation-tools/nucleo-l031k6.html) | *1.1.1* |  |
 | :green_heart: | [Nucleo L412KB](http://www.st.com/en/evaluation-tools/nucleo-l412kb.html) | *1.5.0* |  |
 | :green_heart: | [Nucleo L432KC](http://www.st.com/en/evaluation-tools/nucleo-l432kc.html) | *0.2.0* |  |
@@ -122,6 +122,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :---: | --- | :---: | :--- |
 | :green_heart: | [Adafruit Feather STM32F405 Express](https://www.adafruit.com/product/4382) | *1.8.0* |  |
 | :green_heart: | BlackPill F401CC | *1.7.0* |  |
+| :yellow_heart: | BlackPill F411CE | **1.9.0** |  |
 | :green_heart: | [Black F407VET6](https://stm32-base.org/boards/STM32F407VET6-STM32-F4VE-V2.0) | *1.4.0* | VG/ZE/ZG in *1.5.0* |
 | :green_heart: | [Blue F407VET6 Mini](https://stm32-base.org/boards/STM32F407VET6-VCC-GND-Small) | *1.4.0* |  |
 | :green_heart: | Core Board F401RC | *1.7.0* |  |
@@ -132,6 +133,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :yellow_heart: | Generic F410R(8-B) | **1.9.0** |  |
 | :yellow_heart: | Generic F411C(C-E) | **1.9.0** |  |
 | :yellow_heart: | Generic F411R(C-E) | **1.9.0** |  |
+| :yellow_heart: | Generic F446R(C-E) | **1.9.0** |  |
 
 | Status | Generic STM32L0xx | Release | Comment |
 | :---: | --- | :---: | :--- |