python3-eth-account: upgrade 0.11.0 -> 0.12.1

Changelog:
=========
-Update documentation to include blob transaction signing example.
-Import cytoolz methods via eth_utils instead of cytoolz directly
-Add encode_typed_data to list of functions that return a SignableMessage
-Add support for type 3, BlobTransaction, introduced by the Cancun network upgrade.

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-devtools/python/python3-eth-account_0.12.1.bb

@@ -0,0 +1,20 @@
+SUMMARY = "Assign Ethereum transactions and messages with local private keys."
+HOMEPAGE = "https://github.com/ethereum/eth-account"
+SECTION = "devel/python"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=16ffc86adf4293d4cfb204e77d62cfe6"
+
+SRC_URI[sha256sum] = "0374c5886f35780e1f23e50ce6b0482f3387646eceda544e97d69f17f6c216ee"
+
+inherit pypi setuptools3
+
+RDEPENDS:${PN} += " \
+    python3-bitarray \
+    python3-eth-abi \
+    python3-eth-keyfile \
+    python3-eth-keys \
+    python3-eth-rlp \
+    python3-eth-utils \
+    python3-hexbytes \
+    python3-rlp \
+"