Set FORCE_MONOTONIC_FIX for GitHub CI

.github/workflows/make-test.yml

@@ -2,22 +2,22 @@ name: Run make test
 
 on:
   push:
-    branches: 
+    branches:
       - master
       - develop
   schedule:
     - cron:  '30 9 * * *'
-      
+
 jobs:
   build:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest]
     runs-on: ${{ matrix.os }}
-   
+
     steps:
     - uses: actions/checkout@v1
     - name: make
-      run: make
+      run: FAKETIME_COMPILE_CFLAGS="-DFORCE_MONOTONIC_FIX" make
     - name: make test
       run: make test