quantum-computing.ibm.com is going to disappear, eventually (#11830)

* quantum-computing.ibm.com is going to disappear, eventually

* black

* Add changes in `MAINTAING.md`

* Fix broken links

---------

Co-authored-by: Jake Lishman <jake.lishman@ibm.com>
Co-authored-by: Jake Lishman <jake@binhbar.com>
(cherry picked from commit 5ae4790)

MAINTAINING.md

@@ -43,11 +43,11 @@ The way documentation is structured in Qiskit is to push as much of the actual
 documentation into the docstrings as possible. This makes it easier for
 additions and corrections to be made during development, because the majority
 of the documentation lives near the code being changed. These docstrings are then pulled into
-the API Reference section of https://docs.quantum-computing.ibm.com.
+the API Reference section of https://docs.quantum.ibm.com.
 
 Refer to https://qiskit.github.io/qiskit_sphinx_theme/apidocs/index.html for how to create and
 write effective API documentation, such as setting up the RST files and docstrings.
 
-If changes you are making affect non-API reference content in https://docs.quantum-computing.ibm.com
+If changes you are making affect non-API reference content in https://docs.quantum.ibm.com
 you can open an issue (or better yet a PR) to update the relevant page in https://github.com/Qiskit/documentation.
-You can also use this repo to suggest or contribute brand new content beyond updates to the API reference.
+You can also use this repo to suggest or contribute brand new content beyond updates to the API reference.

qiskit/circuit/quantumcircuit.py

@@ -1025,7 +1025,7 @@ def tensor(self, other: "QuantumCircuit", inplace: bool = False) -> Optional["Qu
 
         Remember that in the little-endian convention the leftmost operation will be at the bottom
         of the circuit. See also
-        `the docs <https://docs.quantum-computing.ibm.com/build/circuit-construction>`__
+        `the docs <https://docs.quantum.ibm.com/build/circuit-construction>`__
         for more information.
 
         .. parsed-literal::

qiskit/qpy/__init__.py

@@ -540,7 +540,7 @@
 
 With the support of :class:`.~ScheduleBlock`, now :class:`~.QuantumCircuit` can be
 serialized together with :attr:`~.QuantumCircuit.calibrations`, or
-`Pulse Gates <https://docs.quantum-computing.ibm.com/build/pulse>`_.
+`Pulse Gates <https://docs.quantum.ibm.com/build/pulse>`_.
 In QPY version 5 and above, :ref:`qpy_circuit_calibrations` payload is
 packed after the :ref:`qpy_instructions` block.
 

qiskit/transpiler/passes/basis/basis_translator.py

@@ -109,7 +109,7 @@ def __init__(self, equivalence_library, target_basis, target=None, min_qubits=0)
             equivalence_library (EquivalenceLibrary): The equivalence library
                 which will be used by the BasisTranslator pass. (Instructions in
                 this library will not be unrolled by this pass.)
-            target_basis (list[str]): Target basis names to unroll to, e.g. `['u3', 'cx']`.
+            target_basis (list[str]): Target basis names to unroll to, e.g. ``['u3', 'cx']``.
             target (Target): The backend compilation target
             min_qubits (int): The minimum number of qubits for operations in the input
                 dag to translate.
@@ -202,7 +202,7 @@ def run(self, dag):
                     "target basis is not universal or there are additional equivalence rules "
                     "needed in the EquivalenceLibrary being used. For more details on this "
                     "error see: "
-                    "https://docs.quantum-computing.ibm.com/api/qiskit/qiskit.transpiler.passes."
+                    "https://docs.quantum.ibm.com/api/qiskit/transpiler_passes."
                     "BasisTranslator#translation-errors"
                 )
 
@@ -220,7 +220,7 @@ def run(self, dag):
                 f"basis: {list(target_basis)}. This likely means the target basis is not universal "
                 "or there are additional equivalence rules needed in the EquivalenceLibrary being "
                 "used. For more details on this error see: "
-                "https://docs.quantum-computing.ibm.com/api/qiskit/qiskit.transpiler.passes."
+                "https://docs.quantum.ibm.com/api/qiskit/transpiler_passes."
                 "BasisTranslator#translation-errors"
             )
 

qiskit/transpiler/passes/scheduling/alignments/pulse_gate_validation.py

@@ -30,7 +30,7 @@ class ValidatePulseGates(AnalysisPass):
 
     In Qiskit SDK, we can define the pulse-level implementation of custom quantum gate
     instructions, as a `pulse gate
-    <https://docs.quantum-computing.ibm.com/build/pulse>`__,
+    <https://docs.quantum.ibm.com/build/pulse>`__,
     thus user gates should satisfy all waveform memory constraints imposed by the backend.
 
     This pass validates all attached calibration entries and raises ``TranspilerError`` to