build(deps): bump indexmap from 1.3.2 to 1.4.0

Bumps [indexmap](https://github.com/bluss/indexmap) from 1.3.2 to 1.4.0.
- [Release notes](https://github.com/bluss/indexmap/releases)
- [Commits](https://github.com/bluss/indexmap/compare/1.3.2...1.4.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Cargo.lock

@@ -412,7 +412,7 @@ dependencies = [
  "futures-sink 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -545,7 +545,7 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.3.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1085,7 +1085,7 @@ name = "rust_team_data"
 version = "1.0.0"
 source = "git+https://github.com/rust-lang/team#714c7850227a2cc7bdf056c071e629b3e95309cb"
 dependencies = [
- "indexmap 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.111 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1763,7 +1763,7 @@ dependencies = [
 "checksum hyper-tls 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3adcd308402b9553630734e9c36b77a7e48b3821251ca2493e8cd596763aafaa"
 "checksum hyperx 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "81d7ed6ec7d25c4de28b999a5693f14609a8b756137b1b4cb4927d119f59ef25"
 "checksum idna 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "02e2673c30ee86b5b96a9cb52ad15718aa1f966f5ab9ad54a8b95d5ca33120a9"
-"checksum indexmap 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "076f042c5b7b98f31d205f1249267e12a6518c1481e9dae9764af19b707d2292"
+"checksum indexmap 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c398b2b113b55809ceb9ee3e753fcbac793f1956663f3c36549c1346015c2afe"
 "checksum iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
 "checksum itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
 "checksum js-sys 0.3.33 (registry+https://github.com/rust-lang/crates.io-index)" = "367647c532db6f1555d7151e619540ec5f713328235b8c062c6b4f63e84adfe3"