Fix link to gmt.Figure in tutorial
"source": [
"## A first map\n",
"\n",
- "All figure generation in GMT/Python is handled by the [`gmt.Figure`](api/gmt.Figure.html) class. \n",
+ "All figure generation in GMT/Python is handled by the [gmt.Figure](api/gmt.Figure.html) class. \n",
"It has methods to add layers to your figure (the GMT `ps*` modules)."
]
},
