CI: update actions/checkout to v5 (#153)

Author: PixelPil0t1

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
           - "starknet-types-core"
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install toolchain
         run: rustup show
 

.github/workflows/publish.yml

@@ -8,7 +8,7 @@ jobs:
     name: Publish
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install toolchain
         run: rustup show
 

.github/workflows/test.yml

@@ -7,7 +7,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install toolchain
         run: rustup show
 
@@ -30,7 +30,7 @@ jobs:
     name: Test no_std support
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Check wasm compatibility
         run: |-
           cd ensure_no_std