Merge pull request #292 from Exabyte-io/feature/SOF-7878

update: add generic convergence NB

Author: VsevolodX

other/materials_designer/workflows/Introduction.ipynb

@@ -16,8 +16,7 @@
     "\n",
     "### 1.2. Parameter Convergence\n",
     "#### [1.2.1. K-point convergence.](total_energy_convergence.ipynb)\n",
-    "#### 1.2.2. Plane-wave cutoff convergence. *(to be added)*\n",
-    "#### 1.2.3. Smearing convergence. *(to be added)*\n",
+    "#### [1.2.2. Any parameter convergence (Plane-wave cutoff example).](convergence.ipynb)\n",
     "\n",
     "## 2. Basics\n",
     "\n",