bump 1.71.1 to 1.72.0

Author: thomcc

.github/workflows/main.yml

@@ -8,13 +8,15 @@ on:
       - rust-1.70.0
       - rust-1.71.0
       - rust-1.71.1
+      - rust-1.72.0
   pull_request:
     branches:
       - 1.67.1
       - rust-1.69.0
       - rust-1.70.0
       - rust-1.71.0
       - rust-1.71.1
+      - rust-1.72.0
 
 jobs:
   test_x86_84:
@@ -116,7 +118,7 @@ jobs:
         export RUSTUP_HOME="$HOME/.rustup"
         curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
         source "$HOME/.cargo/env"
-        rustup toolchain install 1.71.1
+        rustup toolchain install 1.72.0
         cargo --version
 
     - name: Print env

Cargo.lock

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.71.1"
+channel = "1.72.0"
 components = [ "rustfmt" ]
 targets = [ ]
 profile = "minimal"