.circleci/config.yml: Add Makefile as part of measured files for cach…

…e downloads

Global Makefile is the most effective modifier of builds.
As soon as the global Makefile change, so should not be reused caches having measured a different Makefile

.circleci/config.yml

@@ -61,17 +61,17 @@ jobs:
       - run:
           name: Creating all modules and patches digest (All modules cache digest)
           command: |
-            find ./patches/ ./modules/ -type f | sort -h |xargs sha256sum > ./tmpDir/all_modules_and_patches.sha256sums \
+            find ./Makefile ./patches/ ./modules/ -type f | sort -h |xargs sha256sum > ./tmpDir/all_modules_and_patches.sha256sums \
 
       - run:
           name: Creating coreboot (and associated patches) and musl-cross-make modules digest (musl-cross-make and coreboot cache digest)
           command: |
-            find ./modules/coreboot ./modules/musl-cross* ./patches/coreboot* -type f | sort -h | xargs sha256sum > ./tmpDir/coreboot_musl-cross.sha256sums \
+            find ./Makefile ./modules/coreboot ./modules/musl-cross* ./patches/coreboot* -type f | sort -h | xargs sha256sum > ./tmpDir/coreboot_musl-cross.sha256sums \
 
       - run:
           name: Creating musl-cross-make and musl-cross-make patches digest (musl-cross-make cache digest)
           command: |
-            find modules/musl-cross* -type f | sort -h | xargs sha256sum > ./tmpDir/musl-cross.sha256sums \
+            find ./Makefile modules/musl-cross* -type f | sort -h | xargs sha256sum > ./tmpDir/musl-cross.sha256sums \
 
       - restore_cache:
           keys: