Fix german documentation misspelling
Fix german documentation misspelling

marcovtwout/yii,l3xthanzero/trackstar,ImAnilChaudhari/yii,longhua828/yii,auburus/yii,softark/yii,mudrezzz/testphp,licailing/yii,lubosdz/yii,ImAnilChaudhari/yii,kurorido1990/dev-github,guber007/yii,GerrGIT/yii,jackey/YiiAPI-Framework,intersvyaz/yii,intersvyaz/yii,guber007/yii,intersvyaz/yii,GerrGIT/yii,janisto/yii,er361/yii-zadanie-somnium,trewor-kapusta/yii,tvs-prarthana/yii,yiichina/yii,YaDelivery/yii,lsjing/yii,ImAnilChaudhari/yii,kurorido1990/dev-github,yiichina/yii,lsjing/yii,lsjing/yii,YaDelivery/yii,auburus/yii,scriptius/blog,softark/yii,auburus/yii,janisto/yii,marcovtwout/yii,trewor-kapusta/yii,guber007/yii,yiisoft/yii,mudrezzz/testphp,lubosdz/yii,janisto/yii,tvs-prarthana/yii,l3xthanzero/trackstar,jackey/YiiAPI-Framework,marcovtwout/yii,phoenix3008/yii,GerrGIT/yii,tvs-prarthana/yii,scriptius/blog,tvs-prarthana/yii,marcovtwout/yii,scriptius/blog,Corfiot/yii,makasim/PayumYiiExtensionSandbox,kurorido1990/dev-github,longhua828/yii,sachintaware/yii,phoenix3008/yii,longhua828/yii,Vartacom/yii,yiisoft/yii,lubosdz/yii,makasim/PayumYiiExtensionSandbox,kurorido1990/dev-github,wbfree/yii-tutorial,wbfree/yii-tutorial,mudrezzz/testphp,yiichina/yii,Yanan1021/yii,YaDelivery/yii,Yanan1021/yii,l3xthanzero/trackstar,er361/yii-zadanie-somnium,sachintaware/yii,GerrGIT/yii,janisto/yii,licailing/yii,sachintaware/yii,YaDelivery/yii,scriptius/blog,makasim/PayumYiiExtensionSandbox,Vartacom/yii,Vartacom/yii,er361/yii-zadanie-somnium,longhua828/yii,Infowatch/yii,phoenix3008/yii,lubosdz/yii,phoenix3008/yii,Corfiot/yii,ImAnilChaudhari/yii,licailing/yii,Infowatch/yii,lsjing/yii,mudrezzz/testphp,guber007/yii,Vartacom/yii,makasim/PayumYiiExtensionSandbox,Yanan1021/yii,er361/yii-zadanie-somnium,sachintaware/yii,auburus/yii,licailing/yii