[miosix-gcc] Fixed compiler name clash

etc/config/c.defaults.properties

@@ -13,7 +13,7 @@ group.gcc.compilers=cg
 compiler.cg.exe=/bin/gcc
 compiler.cg.name=gcc
 
-group.gcc-miosix.compilers=gmiosix-m4
+group.gcc-miosix.compilers=cgmiosix-m4
 group.gcc-miosix.groupName=Miosix gcc
 group.gcc-miosix.needsMulti=false
 group.gcc-miosix.supportsExecute=false
@@ -22,8 +22,8 @@ group.gcc-miosix.demangler=/opt/arm-miosix-eabi/bin/arm-miosix-eabi-c++filt
 group.gcc-miosix.objdumper=/opt/arm-miosix-eabi/bin/arm-miosix-eabi-objdump
 group.gcc-miosix.exe=/opt/arm-miosix-eabi/bin/arm-miosix-eabi-gcc
 
-compiler.gmiosix-m4.options=-mcpu=cortex-m4 -mthumb -mfloat-abi=hard -mfpu=fpv4-sp-d16 -nostdlib
-compiler.gmiosix-m4.name=gcc (miosix, cortex-m4)
+compiler.cgmiosix-m4.options=-mcpu=cortex-m4 -mthumb -mfloat-abi=hard -mfpu=fpv4-sp-d16 -nostdlib
+compiler.cgmiosix-m4.name=gcc (miosix, cortex-m4)
 
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