Manual tag addition for metadata

Author: classiqdor

algorithms/qml/qgan/qgan_bars_and_strips.metadata.json

@@ -2,7 +2,7 @@
   "friendly_name": "QGAN Bars And Strips",
   "description": "Quantum Generative Adversarial Networks (QGANs)",
   "vertical_tags": [],
-  "problem_domain_tags": [],
+  "problem_domain_tags": ["machine learning"],
   "qmod_type": [],
   "level": []
 }

applications/chemistry/classiq_chemistry_application/classiq_chemistry_application.metadata.json

@@ -2,7 +2,7 @@
   "friendly_name": "Classiq Chemistry Application",
   "description": "Classiq Chemistry Application",
   "vertical_tags": [],
-  "problem_domain_tags": [],
+  "problem_domain_tags": ["chemistry"],
   "qmod_type": [],
   "level": []
 }

applications/chemistry/molecule_eigensolver/molecule_eigensolver.metadata.json

@@ -2,7 +2,7 @@
   "friendly_name": "Molecule Eigensolver",
   "description": "Molecule Eigensolver (VQE Method)",
   "vertical_tags": [],
-  "problem_domain_tags": [],
+  "problem_domain_tags": ["chemistry"],
   "qmod_type": [],
   "level": []
 }

applications/chemistry/qpe_with_qubitization/qpe_for_molecule_with_qubitization.metadata.json

@@ -2,7 +2,7 @@
   "friendly_name": "Qpe For Molecule With Qubitization",
   "description": "Qubitization based Quantum Phase Estimation (QPE) for Solving Molecular Energies",
   "vertical_tags": [],
-  "problem_domain_tags": [],
+  "problem_domain_tags": ["chemistry"],
   "qmod_type": [],
   "level": []
 }

applications/chemistry/tensor_hypercontraction/tensor_hypercontraction.metadata.json

@@ -2,7 +2,7 @@
   "friendly_name": "Tensor Hypercontraction",
   "description": "Even more efficient quantum computations of chemistry through tensor hypercontraction",
   "vertical_tags": [],
-  "problem_domain_tags": [],
+  "problem_domain_tags": ["chemistry"],
   "qmod_type": [],
   "level": []
 }