Bump sphinx-hoverxref from 1.1.2 to 1.1.3 (cda-tum#87)

setup.py

@@ -108,7 +108,7 @@ def build_extension(self, ext):
     install_requires=["qiskit-terra>=0.20.2,<0.22.0"],
     extras_require={
         "test": ["pytest~=7.1.1"],
-        "docs": ["sphinx==5.0.2", "sphinx-rtd-theme==1.0.0", "sphinxcontrib-bibtex==2.4.2", "sphinx-copybutton==0.4.0", "sphinx-hoverxref==1.1.2"],
+        "docs": ["sphinx==5.0.2", "sphinx-rtd-theme==1.0.0", "sphinxcontrib-bibtex==2.4.2", "sphinx-copybutton==0.4.0", "sphinx-hoverxref==1.1.3"],
         "dev": ["mqt.qcec[test, docs]"]  # requires Pip 21.2 or newer
     },
     classifiers=[