pemstore: more fields, revert back to pem 0.8

Cargo.toml

@@ -103,6 +103,7 @@ exclude = ["explorer", "contracts", "clients/webassembly", "nym-wallet", "nym-co
 authors = ["Nym Technologies SA"]
 repository = "https://github.com/nymtech/nym"
 homepage = "https://nymtech.net"
+documentation = "https://nymtech.net"
 edition = "2021"
 license = "Apache-2"
 

common/pemstore/Cargo.toml

@@ -3,8 +3,12 @@ name = "nym-pemstore"
 description = "Store private-public keypairs in PEM format"
 version = "0.1.0"
 edition = { workspace = true }
-license = { workspace = true }
 authors = { workspace = true }
+license = { workspace = true }
+repository = { workspace = true }
+readme = { workspace = true }
+homepage = { workspace = true }
+documentation = { workspace = true }
 
 [dependencies]
-pem = "1.1.1"
+pem = "0.8"