Remove obsolete PHP versions from CI (#149)

Author: vearutop

.github/workflows/cloc.yml

@@ -1,6 +1,12 @@
 name: cloc
 on:
   pull_request:
+
+# Cancel the workflow in progress in newer build is about to start.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   cloc:
     runs-on: ubuntu-latest
@@ -17,14 +23,14 @@ jobs:
       - name: Count Lines Of Code
         id: loc
         run: |
-          curl -OL https://github.com/vearutop/sccdiff/releases/download/v1.0.1/linux_amd64.tar.gz && tar xf linux_amd64.tar.gz
+          curl -sLO https://github.com/vearutop/sccdiff/releases/download/v1.0.2/linux_amd64.tar.gz && tar xf linux_amd64.tar.gz && echo "b17e76bede22af0206b4918d3b3c4e7357f2a21b57f8de9e7c9dc0eb56b676c0  sccdiff" | shasum -c
           OUTPUT=$(cd pr && ../sccdiff -basedir ../base)
-          OUTPUT="${OUTPUT//'%'/'%25'}"
-          OUTPUT="${OUTPUT//$'\n'/'%0A'}"
-          OUTPUT="${OUTPUT//$'\r'/'%0D'}"
+          echo "${OUTPUT}"
+          OUTPUT="${OUTPUT//$'\n'/%0A}"
           echo "::set-output name=diff::$OUTPUT"
 
       - name: Comment Code Lines
+        continue-on-error: true
         uses: marocchino/sticky-pull-request-comment@v2
         with:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test-unit.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ 'ubuntu-latest' ]
-        php-versions: [ '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '8.0', '8.1' ]
+        php-versions: [ '5.6', '7.0', '7.1', '7.2', '7.3', '8.0', '8.1' ]
     steps:
       - name: Checkout
         uses: actions/checkout@v2