fix(docs): group imports in first code cell; fix malformed pinecone version

- 00-fine-tuning.ipynb: move imports into first code cell per notebook guidelines
- semantic-search-with-filtering.ipynb: correct pinecone-client==3.1.- to 3.1.0

Author: jhamon

learn/experimental/semantic-search-filtering/semantic-search-with-filtering.ipynb

@@ -53,7 +53,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!pip install -qU pinecone-client==3.1.-\n",
+    "!pip install -qU pinecone-client==3.1.0\n",
     "!pip install -qU ipywidgets\n",
     "!pip install -qU pandas\n",
     "!pip install -qU sentence-transformers --no-cache-dir\n",