fix(deps): update all non-major dependencies

Cargo.toml

@@ -8,7 +8,7 @@ edition = "2018"
 crc = "3.0"
 futures = "0.3"
 fuzzy-matcher = "0.3"
-heck = "0.4"
+heck = "0.5"
 lazy_static = "1.4"
 rand = { version = "0.8", default-features = false, features = ["std_rng", "small_rng", "getrandom"] }
 serde = { version = "1", features = ["derive"] }
@@ -29,10 +29,10 @@ telegram-bot = { git = "https://github.com/telegram-rs/telegram-bot.git", rev =
 warp = { version = "0.3", optional = true }
 
 # Image renderer dependencies
-image = { version = "0.24", default-features = false, features = ["jpeg"], optional = true }
-cairo-rs = { version = "0.18", optional = true }
-pangocairo = { version = "0.18", optional = true }
-pango = { version = "0.18", optional = true }
+image = { version = "0.25", default-features = false, features = ["jpeg"], optional = true }
+cairo-rs = { version = "0.19", optional = true }
+pangocairo = { version = "0.19", optional = true }
+pango = { version = "0.19", optional = true }
 sha2 = { version = "0.10", optional = true }
 hex = { version = "0.4", optional = true }