MSRV for canonical-path & secrecy (#1291)

* canonical-path: bump MSRV to 1.70.0 for once_cell dep

* secrecy: bump MSRV to 1.61.0 for serde_derive dep

Author: Shella

.github/workflows/canonical-path.yml

@@ -25,7 +25,7 @@ jobs:
           - macos-latest
           - windows-latest
         toolchain:
-          - 1.63.0 # MSRV
+          - 1.70.0 # MSRV
           - stable
     runs-on: ${{ matrix.platform }}
     steps:

.github/workflows/secrecy.yml

@@ -25,7 +25,7 @@ jobs:
           - macos-latest
           - windows-latest
         toolchain:
-          - 1.60.0 # MSRV
+          - 1.61.0 # MSRV
           - stable
     runs-on: ${{ matrix.platform }}
     steps: