chore: bump memmap2 from 0.2.3 to 0.4.0 (#20031)

* chore: bump memmap2 from 0.2.3 to 0.4.0

Bumps [memmap2](https://github.com/RazrFalcon/memmap2-rs) from 0.2.3 to 0.4.0.
- [Release notes](https://github.com/RazrFalcon/memmap2-rs/releases)
- [Changelog](https://github.com/RazrFalcon/memmap2-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/RazrFalcon/memmap2-rs/compare/v0.2.3...v0.4.0)

---
updated-dependencies:
- dependency-name: memmap2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

* [auto-commit] Update all Cargo lock files

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: dependabot-buildkite <you@example.com>

programs/bpf/Cargo.lock

@@ -1487,15 +1487,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "memmap2"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "723e3ebdcdc5c023db1df315364573789f8857c11b631a2fdfad7c00f5c046b4"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "memmap2"
 version = "0.4.0"
@@ -2805,7 +2796,7 @@ version = "1.8.0"
 dependencies = [
  "fs_extra",
  "log",
- "memmap2 0.2.3",
+ "memmap2 0.4.0",
  "rand 0.7.3",
  "rayon",
  "solana-logger 1.8.0",