Fix typo

_sources/libalsaaudio.txt

@@ -235,7 +235,7 @@ PCM objects have the following methods:
 
    In case of an overrun, this function will return a negative size: :const:`-EPIPE`.
    This indicates that data was lost, even if the operation itself succeeded.
-   Try using a larger periodsize;
+   Try using a larger periodsize.
 
 .. method:: PCM.write(data)
 

libalsaaudio.html

@@ -308,7 +308,7 @@ periodsize*framesize bytes.</p>
 call to read.</p>
 <p>In case of an overrun, this function will return a negative size: <tt class="xref py py-const docutils literal"><span class="pre">-EPIPE</span></tt>.
 This indicates that data was lost, even if the operation itself succeeded.
-Try using a larger periodsize;</p>
+Try using a larger periodsize.</p>
 </dd></dl>
 
 <dl class="method">