update pico-pio-usb submodule and its warnings suppress

examples/host/bare_api/CMakeLists.txt

@@ -32,12 +32,8 @@ if(FAMILY STREQUAL "rp2040")
 
   # due to warnings from Pico-PIO-USB
   target_compile_options(${PROJECT} PUBLIC
-          -Wno-error=shadow
-          -Wno-error=cast-align
           -Wno-error=cast-qual
-          -Wno-error=redundant-decls
           -Wno-error=sign-conversion
           -Wno-error=conversion
-          -Wno-error=unused-function
           )
 endif()

examples/host/cdc_msc_hid/CMakeLists.txt

@@ -34,12 +34,8 @@ if(FAMILY STREQUAL "rp2040")
 
   # due to warnings from Pico-PIO-USB
   target_compile_options(${PROJECT} PUBLIC
-          -Wno-error=shadow
-          -Wno-error=cast-align
           -Wno-error=cast-qual
-          -Wno-error=redundant-decls
           -Wno-error=sign-conversion
           -Wno-error=conversion
-          -Wno-error=unused-function
           )
 endif()

examples/host/hid_controller/CMakeLists.txt

@@ -33,12 +33,8 @@ if(FAMILY STREQUAL "rp2040")
 
   # due to warnings from Pico-PIO-USB
   target_compile_options(${PROJECT} PUBLIC
-          -Wno-error=shadow
-          -Wno-error=cast-align
           -Wno-error=cast-qual
-          -Wno-error=redundant-decls
           -Wno-error=sign-conversion
           -Wno-error=conversion
-          -Wno-error=unused-function
           )
 endif()

examples/host/msc_file_explorer/CMakeLists.txt

@@ -38,12 +38,8 @@ if(FAMILY STREQUAL "rp2040")
 
   # due to warnings from Pico-PIO-USB
   target_compile_options(${PROJECT} PUBLIC
-          -Wno-error=shadow
-          -Wno-error=cast-align
           -Wno-error=cast-qual
-          -Wno-error=redundant-decls
           -Wno-error=sign-conversion
           -Wno-error=conversion
-          -Wno-error=unused-function
           )
 endif()

hw/mcu/raspberry_pi/Pico-PIO-USB

@@ -1 +1 @@
-Subproject commit f78dc9b2c7fa9b82587e43babdc1d21294a32985
+Subproject commit 52805e6d92556e67d3738bd8fb10227a45b13a08