Merge branch 'main' into dependency-chore

Signed-off-by: varun-r-mallya <varunrmallya@gmail.com>

newsfragments/732.deprecation.rst

@@ -0,0 +1 @@
+update cryptographic dependencies: pycryptodome to ≥3.19.1, pynacl to ≥1.5.0, coincurve to ≥21.0.0

pyproject.toml

@@ -17,7 +17,7 @@ maintainers = [
 ]
 dependencies = [
     "base58>=1.0.3",
-    "coincurve>=10.0.0",
+    "coincurve>=21.0.0",
     "exceptiongroup>=1.2.0; python_version < '3.11'",
     "grpcio>=1.41.0",
     "lru-dict>=1.1.6",
@@ -28,7 +28,7 @@ dependencies = [
     "protobuf>=4.25.0,<5.0.0",
     "pycryptodome>=3.9.2",
     "pymultihash>=0.8.2",
-    "pynacl>=1.3.0",
+    "pynacl>=1.5.0",
     "rpcudp>=3.0.0",
     "trio-typing>=0.0.4",
     "trio>=0.26.0",