build(deps): bump smoltcp from 0.6.0 to 0.7.0

Bumps [smoltcp](https://github.com/smoltcp-rs/smoltcp) from 0.6.0 to 0.7.0.
- [Release notes](https://github.com/smoltcp-rs/smoltcp/releases)
- [Changelog](https://github.com/smoltcp-rs/smoltcp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/smoltcp-rs/smoltcp/compare/v0.6.0...v0.7.0)

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -827,6 +827,17 @@ dependencies = [
  "managed",
 ]
 
+[[package]]
+name = "smoltcp"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab527c390c7e107f687bd92a886a083fde61b8cdc700b37f3d7e4346ffd8fae1"
+dependencies = [
+ "bitflags",
+ "byteorder",
+ "managed",
+]
+
 [[package]]
 name = "stabilizer"
 version = "0.4.1"
@@ -849,7 +860,7 @@ dependencies = [
  "paste",
  "serde",
  "serde-json-core",
- "smoltcp",
+ "smoltcp 0.7.0",
  "stm32h7xx-hal",
 ]
 
@@ -884,7 +895,7 @@ dependencies = [
  "embedded-hal",
  "nb 1.0.0",
  "paste",
- "smoltcp",
+ "smoltcp 0.6.0",
  "stm32h7",
  "void",
 ]

Cargo.toml

@@ -50,7 +50,7 @@ ad9959 = { path = "ad9959" }
 git = "https://github.com/mrd0ll4r/mcp23017.git"
 
 [dependencies.smoltcp]
-version = "0.6"
+version = "0.7"
 features = ["ethernet", "proto-ipv4", "socket-tcp", "proto-ipv6"]
 default-features = false