chore: replace composer install with composer update

This repos has `composer.lock`.

Author: kenjis

.github/workflows/coding-standards.yml

@@ -46,7 +46,7 @@ jobs:
           restore-keys: ${{ runner.os }}-composer-
 
       - name: Install dependencies
-        run: composer install --no-interaction --no-progress --prefer-dist
+        run: composer update --no-interaction --no-progress --prefer-dist
 
       - name: Validate composer.json
         run: composer validate --strict

.github/workflows/static-analysis.yml

@@ -49,7 +49,7 @@ jobs:
           restore-keys: ${{ runner.os }}-composer-
 
       - name: Install dependencies
-        run: composer install --no-interaction --no-progress --prefer-dist
+        run: composer update --no-interaction --no-progress --prefer-dist
 
       - name: Run PHPStan
         run: ./vendor/bin/phpstan analyse -c phpstan.neon --no-progress --no-interaction --error-format=checkstyle | cs2pr
@@ -73,7 +73,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Install dependencies
-        run: composer install --no-interaction --no-progress --prefer-dist
+        run: composer update --no-interaction --no-progress --prefer-dist
 
       - name: Run Psalm
         run: ./vendor/bin/psalm --show-info=false --output-format=checkstyle --shepherd | cs2pr
@@ -102,7 +102,7 @@ jobs:
           restore-keys: ${{ runner.os }}-composer-
 
       - name: Install dependencies
-        run: composer install --no-interaction --no-progress --prefer-dist
+        run: composer update --no-interaction --no-progress --prefer-dist
 
       - name: Run PHP Mess Detector
         run: ./vendor/bin/phpmd src text ./phpmd.xml
@@ -125,7 +125,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Install dependencies
-        run: composer install --no-interaction --no-progress --prefer-dist
+        run: composer update --no-interaction --no-progress --prefer-dist
 
       - name: Run PhpMetrics
         run: ./vendor/bin/phpmetrics --exclude=Exception src
@@ -149,7 +149,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          composer install --no-interaction --no-progress --prefer-dist
+          composer update --no-interaction --no-progress --prefer-dist
           composer require --dev maglnet/composer-require-checker ^3.0
 
       - name: Run composer-require-checker