nanopb: upgrade 0.4.6.4 -> 0.4.7

Changelog:
==========
 Fix comments generation for submessages (openembedded#788)
 Fix handling of spaces in arguments passed through protoc (openembedded#810)
 Fix problems with multiple files and mangle_names option (openembedded#783, openembedded#820)
 Fix generator error when using M_STRIP_PACKAGE without package name (openembedded#795)
 Fix compilation error with fixed size array and FT_POINTER (openembedded#630)
 Fix wrong format in Python Poetry project file (openembedded#811)
 Fix unnecessary generator message when using --quiet (openembedded#831)
 Fix enum_to_string with C++ (openembedded#838)
 Fix /* */ inside .proto file comment
 Workaround python-protobuf version issues (openembedded#787)
 Safeguard substraction in pb_read() with custom streams (openembedded#697)
 Always include pb_release() as function, instead of macro. (openembedded#802)
 Allow using = instead of : with generator option -s
 Allow specifying include format without special characters (openembedded#810)
 Allow including headers from inside of extern C (openembedded#814)
 Add option NANOPB_PB2_TEMP_DIR to store nanopb_pb2.py in a temporary dir (openembedded#601)
 Add compile-time error message for when PB_FIELD_32BIT is needed (openembedded#680, openembedded#827)
 Add --c-style command line option for naming style (openembedded#199, openembedded#533, openembedded#791)
 Add --protoc-opt to nanopb_generator.py (openembedded#628)
 Add ENUMTYPE convenience macros (openembedded#803)
 Add Bazel build rules (openembedded#360, openembedded#500)
 Generator: keep order of messages when possible
 Test case improvements (openembedded#792)
 PlatformIO build rule improvements (openembedded#808, openembedded#809, openembedded#819, openembedded#834, openembedded#839, openembedded#840)
 CMake build rule improvements (openembedded#822)
 CMakeLists: use protoc wrapper script by default (openembedded#769)

Signed-off-by: Wang Mingyu <[email protected]>
Signed-off-by: Khem Raj <[email protected]>

Author: wangmingyu84

meta-oe/dynamic-layers/meta-python/recipes-devtools/nanopb/nanopb_0.4.6.4.bb renamed to meta-oe/dynamic-layers/meta-python/recipes-devtools/nanopb/nanopb_0.4.7.bb

@@ -5,7 +5,7 @@ LIC_FILES_CHKSUM = "file://LICENSE.txt;md5=9db4b73a55a3994384112efcdb37c01f"
 DEPENDS = "protobuf-native"
 
 SRC_URI = "git://github.com/nanopb/nanopb.git;branch=master;protocol=https"
-SRCREV = "afc499f9a410fc9bbf6c9c48cdd8d8b199d49eb4"
+SRCREV = "b97aa657a706d3ba4a9a6ccca7043c9d6fe41cba"
 
 S = "${WORKDIR}/git"