sagemathgh-40550: src/sage/matrix/special.py: fix typo quadraric -> quadratic
    
Courtesy of yours truly, in whose defense the documentation build was
broken.
    
URL: sagemath#40550
Reported by: Michael Orlitzky
Reviewer(s): Martin Rubey

Author: Release Manager

src/sage/matrix/special.py

@@ -3186,7 +3186,7 @@ def random_unitary_matrix(parent):
         sage: U.is_unitary() and U in MS
         True
 
-    Matrices over a quadraric field::
+    Matrices over a quadratic field::
 
         sage: n = ZZ.random_element(10)
         sage: K = QuadraticField(-1,'i')