feat(lcd): enable Linux host compilation for esp_lcd

Register LCD and I2S HAL on the POSIX simulator and compile the
software panel ops path without hardware-only drivers.

components/esp_hal_lcd/CMakeLists.txt

@@ -1,7 +1,4 @@
 idf_build_get_property(target IDF_TARGET)
-if(${target} STREQUAL "linux")
-    return() # This component is not supported by the POSIX/Linux simulator
-endif()
 
 set(srcs)
 set(public_include "include")