chore: trim Cargo manifest fields whose values are defaults

See...
- https://doc.rust-lang.org/cargo/reference/manifest.html?#the-documentation-field
- https://doc.rust-lang.org/cargo/reference/manifest.html?#the-readme-field

Cargo.toml

@@ -13,7 +13,6 @@ name = "clap"
 version = "3.2.5"
 description = "A simple to use, efficient, and full-featured Command Line Argument Parser"
 repository = "https://github.com/clap-rs/clap"
-documentation = "https://docs.rs/clap/"
 categories = ["command-line-interface"]
 keywords = [
   "argument",
@@ -23,7 +22,6 @@ keywords = [
   "parse"
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [

clap_complete/Cargo.toml

@@ -3,7 +3,6 @@ name = "clap_complete"
 version = "3.2.1"
 description = "Generate shell completion scripts for your clap::Command"
 repository = "https://github.com/clap-rs/clap/tree/master/clap_complete"
-documentation = "https://docs.rs/clap_complete"
 categories = ["command-line-interface"]
 keywords = [
   "clap",
@@ -12,7 +11,6 @@ keywords = [
   "bash",
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [

clap_complete_fig/Cargo.toml

@@ -3,7 +3,6 @@ name = "clap_complete_fig"
 version = "3.2.1"
 description = "A generator library used with clap for Fig completion scripts"
 repository = "https://github.com/clap-rs/clap/tree/master/clap_complete_fig"
-documentation = "https://docs.rs/clap_complete_fig"
 categories = ["command-line-interface"]
 keywords = [
   "clap",
@@ -12,7 +11,6 @@ keywords = [
   "fig",
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [

clap_derive/Cargo.toml

@@ -3,7 +3,6 @@ name = "clap_derive"
 version = "3.2.5"
 description = "Parse command line argument by defining a struct, derive crate."
 repository = "https://github.com/clap-rs/clap/tree/master/clap_derive"
-documentation = "https://docs.rs/clap_derive"
 categories = ["command-line-interface", "development-tools::procedural-macro-helpers"]
 keywords = [
   "clap",
@@ -13,7 +12,6 @@ keywords = [
   "proc_macro"
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [

clap_lex/Cargo.toml

@@ -3,7 +3,6 @@ name = "clap_lex"
 version = "0.2.2"
 description = "Minimal, flexible command line parser"
 repository = "https://github.com/clap-rs/clap/tree/master/clap_lex"
-documentation = "https://docs.rs/clap_lex"
 categories = ["command-line-interface"]
 keywords = [
   "argument",
@@ -13,7 +12,6 @@ keywords = [
   "parse"
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [

clap_mangen/Cargo.toml

@@ -3,7 +3,6 @@ name = "clap_mangen"
 version = "0.1.8"
 description = "A manpage generator for clap"
 repository = "https://github.com/clap-rs/clap/tree/master/clap_mangen"
-documentation = "https://docs.rs/clap_mangen"
 categories = ["command-line-interface"]
 keywords = [
   "clap",
@@ -12,7 +11,6 @@ keywords = [
   "manpage",
 ]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 edition = "2021"
 rust-version = "1.56.0"  # MSRV
 include = [