chore: Use from path (to support fork via git)

Author: ovr

s3/Cargo.toml

@@ -22,10 +22,8 @@ path = "src/lib.rs"
 async-std = { version = "1", optional = true }
 async-trait = "0.1"
 attohttpc = { version = "0.19", optional = true, default-features = false }
-aws-creds = { version = "0.30.0", default-features = false }
-# aws-creds = { path = "../aws-creds", default-features = false }
-aws-region = "0.25.1"
-# aws-region = {path = "../aws-region"}
+aws-creds = { path = "../aws-creds" }
+aws-region = { path = "../aws-region" }
 base64 = "0.13"
 cfg-if = "1"
 time = { version = "^0.3.6", features = ["formatting", "macros"] }