fix tests

Signed-off-by: Bennati, Stefano <stefano.bennati@here.com>

Author: bennati

tests/data/pinned-requirements.txt-expected.json

@@ -5147,4 +5147,4 @@
       "dependencies": []
     }
   ]
-}
+}

tests/data/single-url-except-simple-expected.json

@@ -1043,4 +1043,4 @@
       "dependencies": []
     }
   ]
-}
+}

tests/data/test-api-expected.json

@@ -805,4 +805,4 @@
       ]
     }
   ]
-}
+}

tests/data/test-api-with-prefer-source.json

@@ -421,4 +421,4 @@
       ]
     }
   ]
-}
+}

tests/data/test-api-with-python-311.json

@@ -421,4 +421,4 @@
       ]
     }
   ]
-}
+}