Moved from arm-none-eabi-gcc 9.3.1-1.1 to 9.3.1-1.2

Fix the bug described here:
xpack-dev-tools/arm-none-eabi-gcc-xpack#7

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

Author: fpistm

platform.txt

@@ -17,7 +17,7 @@ compiler.warning_flags.default=
 compiler.warning_flags.more=-Wall
 compiler.warning_flags.all=-Wall -Wextra
 
-compiler.path={runtime.tools.xpack-arm-none-eabi-gcc-9.3.1-1.1.path}/bin/
+compiler.path={runtime.tools.xpack-arm-none-eabi-gcc-9.3.1-1.2.path}/bin/
 
 compiler.S.cmd=arm-none-eabi-gcc
 compiler.c.cmd=arm-none-eabi-gcc