Update Github Actions checkout/upload-artifact versions

.github/workflows/Hydra_Build.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Fetch submodules
       run: git submodule update --init --recursive
 
@@ -58,7 +58,7 @@ jobs:
     runs-on: macos-13
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Fetch submodules
       run: git submodule update --init --recursive
 
@@ -101,7 +101,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Fetch submodules
       run: git submodule update --init --recursive
 
@@ -154,7 +154,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Fetch submodules
       run: git submodule update --init --recursive