update various dependencies (tbillington#40)

* update various dependencies

Updating heck v0.3.2 -> v0.3.3
Updating libc v0.2.91 -> v0.2.95
Updating proc-macro2 v1.0.24 -> v1.0.27
Updating syn v1.0.65 -> v1.0.72
Updating unicode-xid v0.2.1 -> v0.2.2

* update dependencies of kondo-ui

Adding autocfg v1.0.1
Updating bumpalo v3.6.1 -> v3.7.0
Updating cc v1.0.67 -> v1.0.68
Updating const_fn v0.4.6 -> v0.4.8
Updating futures v0.3.13 -> v0.3.15
Updating futures-channel v0.3.13 -> v0.3.15
Updating futures-core v0.3.13 -> v0.3.15
Updating futures-executor v0.3.13 -> v0.3.15
Updating futures-io v0.3.13 -> v0.3.15
Updating futures-macro v0.3.13 -> v0.3.15
Updating futures-sink v0.3.13 -> v0.3.15
Updating futures-task v0.3.13 -> v0.3.15
Updating futures-util v0.3.13 -> v0.3.15
Updating heck v0.3.2 -> v0.3.3
Updating js-sys v0.3.49 -> v0.3.51
Updating libc v0.2.91 -> v0.2.95
Updating memchr v2.3.4 -> v2.4.0
Updating proc-macro2 v1.0.24 -> v1.0.27
Updating rental v0.5.5 -> v0.5.6
Updating serde v1.0.125 -> v1.0.126
Updating serde_derive v1.0.125 -> v1.0.126
Updating slab v0.4.2 -> v0.4.3
Updating syn v1.0.65 -> v1.0.72
Updating thiserror v1.0.24 -> v1.0.25
Updating thiserror-impl v1.0.24 -> v1.0.25
Updating unicode-xid v0.2.1 -> v0.2.2
Updating wasm-bindgen v0.2.72 -> v0.2.74
Updating wasm-bindgen-backend v0.2.72 -> v0.2.74
Updating wasm-bindgen-macro v0.2.72 -> v0.2.74
Updating wasm-bindgen-macro-support v0.2.72 -> v0.2.74
Updating wasm-bindgen-shared v0.2.72 -> v0.2.74
Updating web-sys v0.3.49 -> v0.3.51