Stop forcing concedo_experimental in CI (#833)

* Use correct branch name

* CI now uses selected branch

.github/workflows/kcpp-build-release-linux-cuda12.yaml

@@ -13,7 +13,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - name: Dependencies
         id: depends

.github/workflows/kcpp-build-release-linux.yaml

@@ -12,7 +12,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - name: Dependencies
         id: depends

.github/workflows/kcpp-build-release-win-cuda.yaml

@@ -12,7 +12,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - uses: Jimver/cuda-toolkit@v0.2.11
         id: cuda-toolkit

.github/workflows/kcpp-build-release-win-cuda12.yaml

@@ -12,7 +12,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - uses: Jimver/cuda-toolkit@v0.2.11
         id: cuda-toolkit

.github/workflows/kcpp-build-release-win-full-cu12.yaml

@@ -12,7 +12,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - name: Get Python
         uses: actions/setup-python@v2

.github/workflows/kcpp-build-release-win-full.yaml

@@ -12,7 +12,7 @@ jobs:
         id: checkout
         uses: actions/checkout@v3
         with:
-          ref: concedo_experimental
+          ref: ${{ github.head_ref || github.ref_name }}
 
       - name: Get Python
         uses: actions/setup-python@v2