test(ci): self-hosted runner needs cargo in PATH after install

I had prepped my last batch of runners base image so this error
was latent/masked and only showed up when I created new runners

Author: mikehardy

.github/workflows/build-quick.yml

@@ -137,6 +137,7 @@ jobs:
         if: contains(matrix.os, 'macos-tartelet')
         run: |
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain none
+          echo "$HOME/.cargo/bin" >> $GITHUB_PATH
 
       - name: Ubuntu setup
         # We get KVM set up on Ubuntu as we run the emulator there (only platform with nested virt)

.github/workflows/build-release.yml

@@ -74,6 +74,7 @@ jobs:
         # image doesn't have cargo (or rustup) installed by default. Easily fixed
         run: |
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain none
+          echo "$HOME/.cargo/bin" >> $GITHUB_PATH
 
       - name: Restore Rust Cache
         id: rust-cache