Fix the matrix variable name in CI (#21)

Author: msmakouz

.github/workflows/main.yml

@@ -41,10 +41,10 @@ jobs:
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
           restore-keys: ${{ runner.os }}-composer-
       - name: Install dependencies with composer
-        if: matrix.php-versions != '8.2'
+        if: matrix.php-version != '8.2'
         run: composer update --prefer-dist --no-interaction --no-progress --optimize-autoloader --ansi
       - name: Install dependencies with composer php 8.2
-        if: matrix.php-versions == '8.2'
+        if: matrix.php-version == '8.2'
         run: composer update --ignore-platform-reqs --prefer-dist --no-interaction --no-progress --optimize-autoloader --ansi
       - name: Execute Tests
         run: |