fix msrv ci

Author: robjtede

.github/workflows/ci.yml

@@ -77,7 +77,7 @@ jobs:
         run: cargo install cargo-hack --version=0.5.21
 
       - name: workaround MSRV issues
-        if: matrix.version == 'stable'
+        if: matrix.version == '1.59.0'
         run: |
           cargo install cargo-edit --version=0.8.0
           cargo add [email protected] --dev -p=actix-tls