Fix: Missing genereic translation

htdocs/langs/en_US/main.lang

@@ -281,6 +281,8 @@ AmountTTCShort=Amount (inc. tax)
 AmountHT=Amount (net of tax)
 AmountTTC=Amount (inc. tax)
 AmountVAT=Amount tax
+AmountLT1=Amount tax 2
+AmountLT2=Amount tax 3
 AmountLT1ES=Amount RE
 AmountLT2ES=Amount IRPF
 AmountTotal=Total amount

htdocs/langs/fr_FR/main.lang

@@ -283,6 +283,8 @@ AmountTTCShort=Montant TTC
 AmountHT=Montant HT
 AmountTTC=Montant TTC
 AmountVAT=Montant TVA
+AmountLT1=Montant Tax 2
+AmountLT2=Montant Tax 3
 AmountLT1ES=Montant RE
 AmountLT2ES=Montant IRPF
 AmountTotal=Montant total