Merge pull request #1790 from Urgau/rustbot_gcc_cranelift

Enable rustbot in `rustc_codegen_cranelift`&`rustc_codegen_gcc`

Author: jackh726

repos/rust-lang/rustc_codegen_cranelift.toml

@@ -1,7 +1,7 @@
 org = 'rust-lang'
 name = 'rustc_codegen_cranelift'
 description = 'Cranelift based backend for rustc'
-bots = []
+bots = ["rustbot"]
 
 [access.teams]
 compiler = 'maintain'

repos/rust-lang/rustc_codegen_gcc.toml

@@ -1,7 +1,7 @@
 org = "rust-lang"
 name = "rustc_codegen_gcc"
 description = "libgccjit AOT codegen for rustc"
-bots = []
+bots = ["rustbot"]
 
 [access.teams]
 compiler = "write"