`COVILHÃ´: Change the discription from the city to the municipality
TEST: Describe `COVILHÃ´, a city in Portugal
This is a test of UTF-8 handling in CodeLibrarian. The first line
of the commit message should contain the word COVILHA between matched
single quotes, with a tilde above the A.
The committed file also has the same character sequence in the filename
and the contents, all encoded as UTF-8.