add ability to build with specific Mobile-Expensify version

Author: rinej

.github/workflows/remote-build-android.yml

@@ -2,6 +2,11 @@ name: Remote Build Android
 
 on:
   workflow_dispatch:
+    inputs:
+      mobile_expensify_pr:
+        description: 'Mobile-Expensify PR number to use for hybrid build'
+        required: false
+        type: string
   push:
     branches-ignore: [staging, production, cherry-pick-*]
     paths-ignore: ['docs/**', 'contributingGuides/**', 'help/**', '.github/**', 'scripts/**', 'tests/**']
@@ -35,6 +40,13 @@ jobs:
         with:
           IS_HYBRID_BUILD: ${{ matrix.is_hybrid_build && 'true' || 'false' }}
 
+      - name: Checkout specific Mobile-Expensify PR
+        if: ${{ matrix.is_hybrid_build && github.event.inputs.mobile_expensify_pr }}
+        run: |
+          cd Mobile-Expensify
+          git fetch origin pull/${{ github.event.inputs.mobile_expensify_pr }}/head:pr-${{ github.event.inputs.mobile_expensify_pr }}
+          git checkout pr-${{ github.event.inputs.mobile_expensify_pr }}
+          echo "Checked out Mobile-Expensify PR #${{ github.event.inputs.mobile_expensify_pr }}"
       - name: Rock Remote Build - Android
         # rock v3
         uses: callstackincubator/android@1a7d52dfe3ca195ccbe5ad2f06c15f2fc3835115

.github/workflows/remote-build-ios.yml

@@ -2,6 +2,11 @@ name: Remote Build iOS
 
 on:
   workflow_dispatch:
+    inputs:
+      mobile_expensify_pr:
+        description: 'Mobile-Expensify PR number to use for hybrid build'
+        required: false
+        type: string
   push:
     branches-ignore: [staging, production, cherry-pick-*]
     paths-ignore: ['docs/**', 'contributingGuides/**', 'help/**', '.github/**', 'scripts/**', 'tests/**']
@@ -39,6 +44,13 @@ jobs:
         with:
           IS_HYBRID_BUILD: ${{ matrix.is_hybrid_build && 'true' || 'false' }}
 
+      - name: Checkout specific Mobile-Expensify PR
+        if: ${{ matrix.is_hybrid_build && github.event.inputs.mobile_expensify_pr }}
+        run: |
+          cd Mobile-Expensify
+          git fetch origin pull/${{ github.event.inputs.mobile_expensify_pr }}/head:pr-${{ github.event.inputs.mobile_expensify_pr }}
+          git checkout pr-${{ github.event.inputs.mobile_expensify_pr }}
+          echo "Checked out Mobile-Expensify PR #${{ github.event.inputs.mobile_expensify_pr }}"
       - name: Rock Remote Build - iOS
         # rock v3
         uses: callstackincubator/ios@08a533dbeda6adec39f94d08d820091514d1f7af