update and pin installbuilder version

Author: umbynos

.github/workflows/release.yml

@@ -147,6 +147,7 @@ jobs:
 
     env:
       # vars used by installbuilder
+      INSTALLBUILDER_PATH: "/opt/installbuilder-20.9.0/bin/builder"
       INSTALLER_VARS: "project.outputDirectory=$PWD project.version=${GITHUB_REF##*/} workspace=$PWD realname=Arduino_Create_Bridge"
       # vars passed to installbuilder to install https certs automatically
       CERT_INSTALL: "ask_certificates_install=CI"  # win(edge),mac(safari)
@@ -181,7 +182,7 @@ jobs:
             installer-extension: .app
 
     container:
-      image: floydpink/ubuntu-install-builder:latest
+      image: floydpink/ubuntu-install-builder:20.9.0
 
     steps:
 
@@ -224,9 +225,9 @@ jobs:
         # installbuilder reads the env vars with certs paths and use it to sign the installer.
       - name: Launch Bitrock installbuilder-20 with CERT_INSTALL && CHOICE_CERT_INSTALL
         run: |
-          /opt/installbuilder-20.3.0/bin/builder build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.CERT_INSTALL }}
+          ${{ env.INSTALLBUILDER_PATH }} build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.CERT_INSTALL }}
           mv -v ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CI${{matrix.installer-extension}} ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-${{matrix.browser}}${{matrix.installer-extension}}
-          /opt/installbuilder-20.3.0/bin/builder build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.CHOICE_CERT_INSTALL }}
+          ${{ env.INSTALLBUILDER_PATH }} build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.CHOICE_CERT_INSTALL }}
           cp -vr ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CC${{matrix.installer-extension}} ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-chrome${{matrix.installer-extension}}
           mv -v ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CC${{matrix.installer-extension}} ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-firefox${{matrix.installer-extension}}
           rm -r ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-C*
@@ -235,7 +236,7 @@ jobs:
         # linux
       - name: Launch Bitrock installbuilder-20 with NO_CERT_INSTALL
         run: |
-          /opt/installbuilder-20.3.0/bin/builder build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.NO_CERT_INSTALL }}
+          ${{ env.INSTALLBUILDER_PATH }} build installer.xml ${{ matrix.install-builder-name }} --verbose --license /tmp/license.xml  --setvars ${{ env.INSTALLER_VARS }} ${{ env.NO_CERT_INSTALL }}
           cp -v ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CS.run ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-chrome.run
           mv -v ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CS.run ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-firefox.run
           cp -v ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-CS.tar.gz ArduinoCreateAgent-${GITHUB_REF##*/}-${{ matrix.install-builder-name }}-installer-chrome.tar.gz