Remove redundant aliquot statement (#380)

book/wheat-sourdough/wheat-sourdough.tex

@@ -792,8 +792,7 @@ \section{Bulk fermentation}%
 The aliquot is a sample that you extract from your dough. The
 sample is extracted after creating the initial dough strength.
 You monitor the aliquot's size increase to judge the
-level of fermentation of your main dough. The aliquot
-sample is extracted after creating dough strength. As your
+level of fermentation of your main dough. As your
 dough ferments, so does the content of your aliquot jar. The moment your
 sample reached a certain size, your main dough is ready
 to be shaped and proofed. The size increase you should