gh-130160: use option instead of cmdoption in dis.rst (#130255)

Author: sobolevn

Doc/library/dis.rst

@@ -97,23 +97,23 @@ The following options are accepted:
 
 .. program:: dis
 
-.. cmdoption:: -h, --help
+.. option:: -h, --help
 
    Display usage and exit.
 
-.. cmdoption:: -C, --show-caches
+.. option:: -C, --show-caches
 
    Show inline caches.
 
-.. cmdoption:: -O, --show-offsets
+.. option:: -O, --show-offsets
 
    Show offsets of instructions.
 
-.. cmdoption:: -P, --show-positions
+.. option:: -P, --show-positions
 
    Show positions of instructions in the source code.
 
-.. cmdoption:: -S, --specialized
+.. option:: -S, --specialized
 
    Show specialized bytecode.