Merge branch 'master' into flub/send-backup

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "deltachat"
-version = "1.110.0"
+version = "1.111.0"
 edition = "2021"
 license = "MPL-2.0"
 rust-version = "1.63"
@@ -17,11 +17,12 @@ opt-level = 0
 # This does not apply to crates in the workspace.
 # <https://doc.rust-lang.org/cargo/reference/profiles.html#overrides>
 [profile.dev.package."*"]
-opt-level = 3
+opt-level = "z"
 
 [profile.release]
 lto = true
 panic = 'abort'
+opt-level = "z"
 
 [dependencies]
 deltachat_derive = { path = "./deltachat_derive" }