Remove deprecated Cargo.toml authors.

I missed these previously. Oops.

Author: wt

cortex-m-rt/macros/Cargo.toml

@@ -1,5 +1,4 @@
 [package]
-authors = ["Jorge Aparicio <jorge@japaric.io>"]
 categories = ["embedded", "no-std"]
 description = "Attributes re-exported in `cortex-m-rt`"
 documentation = "https://docs.rs/cortex-m-rt"

testsuite/minitest/Cargo.toml

@@ -1,5 +1,4 @@
 [package]
-authors = ["The Embedded Devices Working Group's Arm Team<cortex-m@teams.rust-embedded.org>"]
 name = "minitest"
 publish = false
 edition = "2018"

testsuite/minitest/macros/Cargo.toml

@@ -1,5 +1,4 @@
 [package]
-authors = ["The Embedded Devices Working Group's Arm Team<cortex-m@teams.rust-embedded.org>"]
 name = "minitest-macros"
 publish = false
 edition = "2018"