chore(deps): replace async-imap with custom fork for imap-proto update

Switched to a personal fork of async-imap to enable a newer version
of imap-proto, addressing dependency constraints and improving
compatibility with recent parser changes.

Cargo.lock

@@ -297,8 +297,7 @@ dependencies = [
 [[package]]
 name = "async-imap"
 version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a78dceaba06f029d8f4d7df20addd4b7370a30206e3926267ecda2915b0f3f66"
+source = "git+https://github.com/rustmailer/async-imap.git?branch=main#7ad47e6b270262ed02c440b3fc0a9985a79e0271"
 dependencies = [
  "async-channel 2.5.0",
  "async-compression",
@@ -620,9 +619,9 @@ dependencies = [
 
 [[package]]
 name = "blake3"
-version = "1.8.4"
+version = "1.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d2d5991425dfd0785aed03aedcf0b321d61975c9b5b3689c774a2610ae0b51e"
+checksum = "0aa83c34e62843d924f905e0f5c866eb1dd6545fc4d719e803d9ba6030371fce"
 dependencies = [
  "arrayref",
  "arrayvec",
@@ -4313,9 +4312,9 @@ dependencies = [
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.14.0"
+version = "1.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be040f8b0a225e40375822a563fa9524378b9d63112f53e19ffff34df5d33fdd"
+checksum = "30a7197ae7eb376e574fe940d068c30fe0462554a3ddbe4eca7838e049c937a9"
 dependencies = [
  "web-time",
  "zeroize",