remove wildcard version specifiers

Cargo.toml

@@ -24,20 +24,20 @@ log = "0.4"
 simple_logger = "2"
 
 # Minimal, blocking/sync HTTP client used to download album art
-ureq = { version = "*", optional = true }
+ureq = { version = "2.5", optional = true }
 
 # Image processing library, used to convert album art into the XDG
 # notification image-data format
 image = { version = "0.24", optional = true }
 
 # Config file loading
 serde = { version = "1.0", features = ["derive"] }
-toml = "*"
-home = "*"
+toml = "0.5"
+home = "0.5"
 
 # Notificaiton message formatting
 regex = "1"
-lazy_static = "*"
+lazy_static = "1"
 
 [dev-dependencies]
 # For testing configuration loading