ci: Pin jobserver after cc

Since now only cc depends on jobserver, it should be pinned after we pin cc

Author: danielabrozzoni

.github/workflows/cont_integration.yml

@@ -45,10 +45,10 @@ jobs:
           cargo update -p time --precise "0.3.13"
           cargo update -p byteorder --precise "1.4.3"
           cargo update -p webpki --precise "0.22.2"
-          cargo update -p jobserver --precise "0.1.26"
           cargo update -p os_str_bytes --precise 6.5.1
           cargo update -p sct --precise 0.7.0
           cargo update -p cc --precise "1.0.81"
+          cargo update -p jobserver --precise "0.1.26"
       - name: Build
         run: cargo build ${{ matrix.features }}
       - name: Test