unity-downloader-cli is also preinstalled on package-ci images

Author: windxu88

.yamato/upm-ci.yml

@@ -27,7 +27,6 @@
     - upm-ci package test --package-path ./Packages/com.unity.inputsystem/ -u %EDITOR_VERSION%
       {% if platform.name == "win" and category.name == "functional" %} --enable-code-coverage --code-coverage-options "generateAdditionalMetrics;generateHtmlReport;assemblyFilters:+Unity.InputSystem;pathReplacePatterns:@*,,Library/PackageCache,Packages" --extra-utr-arg="--coverage-results-path={{ yamato_source_dir_win }}/upm-ci~/test-results/CodeCoverage/Package --coverage-upload-options=\"reportsDir:upm-ci~/test-results/CodeCoverage/Package;name:{{platform.name}}_{{editor.version}}_pkg;flags:{{platform.name}}_{{editor.version}}_pkg\"" {% endif %}
     {% if platform.installscript %}
-    - {{ unity_downloader_install }}
     - {{ platform.installscript }} %EDITOR_VERSION%
     {% endif %}
     # ADBv2 on 2019.4 causes the test runner to not start on initial import when the
@@ -79,7 +78,6 @@
     # Run upm-ci verification tests as well as tests contained in the package.
     - upm-ci package test --package-path ./Packages/com.unity.inputsystem/ -u $EDITOR_VERSION {% if category.name == "functional" and platform.name == "mac" or platform.name == "linux" %} --enable-code-coverage --code-coverage-options "generateAdditionalMetrics;generateHtmlReport;assemblyFilters:+Unity.InputSystem;pathReplacePatterns:@*,,Library/PackageCache,Packages" --extra-utr-arg="--coverage-results-path={{ yamato_source_dir_nix }}/upm-ci~/test-results/CodeCoverage/Package --coverage-upload-options=\"reportsDir:upm-ci~/test-results/CodeCoverage/Package;name:{{platform.name}}_{{editor.version}}_pkg;flags:{{platform.name}}_{{editor.version}}_pkg\"" {% endif %}
     {% if platform.installscript %}
-    - {{ unity_downloader_install }}
     - {{ platform.installscript }} $EDITOR_VERSION
     {% endif %}
     # ADBv2 on 2019.4 causes the test runner to not start on initial import when the
@@ -120,7 +118,6 @@ build_ios_{{ editor.version }}_{{ category.name }}:
   variables:
     EDITOR_VERSION: {{ editor.version }}
   commands:
-    - {{ unity_downloader_install }}
     - unity-downloader-cli -c Editor -c iOS -u $EDITOR_VERSION --fast --wait
     - UnifiedTestRunner --suite=playmode {% if category.name == "performance" %} --category=Performance {% else %} --category=!Performance {% endif %} --platform=iOS --editor-location=.Editor --testproject=. --player-save-path=build/players --artifacts_path=build/logs --build-only {% if category.name == "performance" %} --report-performance-data --performance-project-id=InputSystem {% endif %}
   after:
@@ -167,7 +164,6 @@ build_tvos_{{ editor.version }}_{{ category.name }}:
   variables:
     EDITOR_VERSION: {{ editor.version }}
   commands:
-    - {{ unity_downloader_install }}
     - unity-downloader-cli -c Editor -c AppleTV -u $EDITOR_VERSION --fast --wait
     - UnifiedTestRunner --suite=playmode {% if category.name == "performance" %} --category=Performance {% else %} --category=!Performance {% endif %} --platform=tvOS --editor-location=.Editor --testproject=. --player-save-path=build/players --artifacts_path=build/logs --build-only {% if category.name == "performance" %} --report-performance-data --performance-project-id=InputSystem {% endif %}
   after:
@@ -216,7 +212,6 @@ build_android_{{ editor.version }}_{{ backend.name }}_{{ category.name }}:
   variables:
     EDITOR_VERSION: {{ editor.version }}
   commands:
-    - {{ unity_downloader_install }}
     - unity-downloader-cli -c Editor -c Android -u %EDITOR_VERSION% --fast --wait
     - UnifiedTestRunner --suite=playmode {% if category.name == "performance" %} --category=Performance {% else %} --category=!Performance {% endif %} --platform=Android --editor-location=.Editor --testproject=. --player-save-path=build/players --artifacts_path=build/logs --scripting-backend={{ backend.name }} --build-only --repository {% if category.name == "performance" %} --performance-project-id=InputSystem {% endif %}
   after: