Rollup merge of rust-lang#73415 - ehuss:update-cargo, r=ehuss

Manishearth · web-flow · commit 54db398f0d4e · 2020-06-20T00:00:47.000-07:00
Update cargo 3 commits in 79c769c3d7b4c2cf6a93781575b7f592ef974255..089cbb80b73ba242efdcf5430e89f63fa3b5328d 2020-06-11 22:13:37 +0000 to 2020-06-15 14:38:34 +0000 - Support linker with -Zdoctest-xcompile. (rust-lang/cargo#8359) - Fix doctests not running with --target=HOST. (rust-lang/cargo#8358) - Allow passing a registry index url directly to `cargo install` (rust-lang/cargo#8344)
diff --git a/src/tools/cargo b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit 79c769c3d7b4c2cf6a93781575b7f592ef974255
+Subproject commit 089cbb80b73ba242efdcf5430e89f63fa3b5328d
