[skip ci] Fix libmysqlclient build for >=PHP-8.2

Inputs are implicitly coerced to strings...

Author: iluuu1994

.github/actions/build-libmysqlclient/action.yml

@@ -22,13 +22,13 @@ runs:
         wget -nv $URL
         tar -xf $LIBMYSQL --strip-components=1 -C $MYSQL_DIR
         PDO_MYSQL=${MYSQL_DIR}
-        ${{ inputs.withMysqli && 'MYSQLI=${MYSQL_DIR}/bin/mysql_config' }}
+        ${{ inputs.withMysqli == 'true' && 'MYSQLI=${MYSQL_DIR}/bin/mysql_config' || '' }}
         ./buildconf --force
         ./configure ${{ inputs.configurationParameters }} \
           --enable-option-checking=fatal \
           --disable-all \
           --enable-pdo \
           --with-pdo-mysql=${PDO_MYSQL} \
-          ${{ inputs.withMysqli && '--with-mysqli=${MYSQLI}' }}
+          ${{ inputs.withMysqli == 'true' && '--with-mysqli=${MYSQLI}' || '' }}
         make clean
         make -j$(/usr/bin/nproc) >/dev/null

.github/actions/test-libmysqlclient/action.yml

@@ -8,8 +8,8 @@ runs:
     - shell: bash
       run: |
         set -x
-        ${{ inputs.withMysqli && 'export MYSQL_TEST_USER=root' }}
-        ${{ inputs.withMysqli && 'export MYSQL_TEST_PASSWD=root' }}
+        ${{ inputs.withMysqli == 'true' && 'export MYSQL_TEST_USER=root' || '' }}
+        ${{ inputs.withMysqli == 'true' && 'export MYSQL_TEST_PASSWD=root' || '' }}
         export PDO_MYSQL_TEST_DSN="mysql:host=127.0.0.1;dbname=test"
         export PDO_MYSQL_TEST_HOST=127.0.0.1
         export PDO_MYSQL_TEST_USER=root