[ImgBot] Optimize images (#1234)

*Total -- 20,545.07kb -> 15,219.96kb (25.92%)

/content/zh-cn/docs/psyco/liaoning/zhang-ye/doctor.png -- 7,932.94kb -> 3,865.92kb (51.27%)
/content/zh-cn/docs/psyco/liaoning/zhang-ye/yibao.png -- 22.00kb -> 10.93kb (50.34%)
/content/zh-cn/docs/psyco/liaoning/liu-hong/yibao.png -- 22.00kb -> 10.93kb (50.34%)
/content/zh-cn/docs/psyco/liaoning/zhang-liang/yibao.png -- 22.00kb -> 10.93kb (50.34%)
/content/zh-cn/docs/hrt/sduqlqd/doctor.png -- 50.85kb -> 34.77kb (31.62%)
/content/zh-cn/docs/hrt/australia/Sydney/script.png -- 62.75kb -> 48.48kb (22.74%)
/content/zh-cn/docs/psyco/shanxi/dongyan/wenzhen.jpg -- 428.05kb -> 340.68kb (20.41%)
/content/zh-cn/docs/psyco/shanxi/dongyan/guahao.jpg -- 133.86kb -> 109.62kb (18.11%)
/content/zh-cn/docs/hrt/australia/Sydney/bloodtest.png -- 507.09kb -> 420.63kb (17.05%)
/content/zh-cn/docs/psyco/sichuan/chengdu/daijing/zhuye.jpg -- 718.84kb -> 600.05kb (16.53%)
/content/zh-cn/docs/hrt/australia/UWA/prescription.jpg -- 1,943.82kb -> 1,653.26kb (14.95%)
/content/zh-cn/docs/psyco/guangdong/li-qirong/zhuye.jpg -- 72.41kb -> 62.52kb (13.65%)
/content/zh-cn/docs/psyco/hunan/he-ying/jd_online.jpg -- 22.03kb -> 19.48kb (11.6%)
/content/zh-cn/docs/psyco/guangdong/li-qirong/proof.jpg -- 34.89kb -> 31.16kb (10.69%)
/content/zh-cn/docs/hrt/suzhou/luting/fee.jpg -- 486.49kb -> 437.70kb (10.03%)
/content/zh-cn/docs/psyco/sichuan/chengdu/daijing/bingli.jpg -- 1,043.80kb -> 945.15kb (9.45%)
/content/zh-cn/docs/psyco/sichuan/chengdu/daijing/doctor.jpg -- 122.74kb -> 111.73kb (8.97%)
/content/zh-cn/docs/hrt/suzhou/luting/inspection.jpg -- 647.40kb -> 593.11kb (8.39%)
/static/favicon.png -- 10.03kb -> 9.27kb (7.6%)
/content/zh-cn/docs/hrt/australia/UWA/medication.jpg -- 3,086.70kb -> 2,893.06kb (6.27%)
/content/zh-cn/docs/psyco/shanxi/dongyan/doctor.png -- 124.64kb -> 117.87kb (5.43%)
/content/zh-cn/docs/hrt/suzhou/luting/medication.jpg -- 2,671.52kb -> 2,527.88kb (5.38%)
/content/zh-cn/docs/vocal-surgery/nanjing-tongren/shuqian.jpg -- 180.56kb -> 174.05kb (3.61%)
/content/zh-cn/docs/vocal-surgery/nanjing-tongren/shuhou.jpg -- 197.66kb -> 190.79kb (3.47%)

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