chore: update documentation URLs to use workspace setting

Replace all docs.rs documentation URLs with documentation.workspace = true
to inherit from the workspace's docs.pezkuwichain.io URL.

bizinikiwi/pezframe/honzon/oracle/Cargo.toml

@@ -12,7 +12,7 @@ homepage.workspace = true
 repository.workspace = true
 description = "FRAME oracle pezpallet for off-chain data"
 readme = "README.md"
-documentation = "https://docs.rs/pezpallet-oracle"
+documentation.workspace = true
 
 [lints]
 workspace = true

bizinikiwi/pezframe/honzon/oracle/runtime-api/Cargo.toml

@@ -11,7 +11,7 @@ license = "Apache-2.0"
 homepage.workspace = true
 repository.workspace = true
 description = "Runtime API for the oracle pezpallet."
-documentation = "https://docs.rs/pezpallet-oracle-runtime-api"
+documentation.workspace = true
 
 [dependencies]
 codec = { workspace = true, features = ["derive"] }