Remove algorithms tutorials (#10682)

* Remove algorithms tutorials

* Also update github

* Add guidance on tutorials index page

* Bad version equivalency

.azure/tutorials-linux.yml

@@ -20,7 +20,7 @@ jobs:
         displayName: 'Install dependencies'
 
       # Sync with '.github/workflows/docs_deploy.yml'
-      - bash: tools/prepare_tutorials.bash algorithms circuits circuits_advanced operators
+      - bash: tools/prepare_tutorials.bash circuits circuits_advanced operators
         displayName: 'Download current tutorials'
 
       - bash: tox -e tutorials

.github/workflows/docs_deploy.yml

@@ -55,7 +55,7 @@ jobs:
 
       # Sync with '.azure/tutorials-linux.yml'.
       - name: Download current tutorials
-        run: tools/prepare_tutorials.bash algorithms circuits circuits_advanced operators
+        run: tools/prepare_tutorials.bash circuits circuits_advanced operators
         shell: bash
 
       # This is just to have tox create the environment, so we can use it to execute the tutorials.

docs/tutorials.rst

@@ -4,6 +4,12 @@
 Tutorials
 =========
 
+.. note::
+  The Simulators tutorials have moved to
+  `Qiskit Aer <https://qiskit.org/ecosystem/aer/tutorials/index.html>`_
+  and the Algorithms tutorials to
+  `Qiskit Algorithms <https://qiskit.org/ecosystem/algorithms/tutorials/index.html>`_.
+
 Introductory
 ============
 
@@ -29,17 +35,15 @@ Advanced circuits
 
    tutorials/circuits_advanced/*
 
-Algorithms
-==========
-
-.. nbgallery::
-   :glob:
-
-   tutorials/algorithms/*
-
 Operators
 =========
 
+.. deprecated:: 0.24.0
+   The operators tutorials rely on the ``opflow`` module, which has been deprecated since
+   Qiskit 0.43 (aka Qiskit Terra 0.24). Refer to the
+   `Opflow migration guide <https://qisk.it/opflow_migration>`_.
+   These tutorials will be removed in the future.
+
 .. nbgallery::
    :glob: