[FindEmailCampaign] MyPy In Docker (#38140)

* fix

* RN

Author: shmuel44

Packs/Campaign/ReleaseNotes/3_4_16.md

@@ -0,0 +1,6 @@
+
+#### Scripts
+
+##### FindEmailCampaign
+
+- Documentation and metadata improvements.

Packs/Campaign/Scripts/FindEmailCampaign/FindEmailCampaign.py

@@ -358,7 +358,7 @@ def summarize_email_body(body, subject, nb_sentences=3, subject_weight=1.5, keyw
             if word.lower() in word_frequency:
                 sentence_rank[i] += word_frequency[word.lower()]
         sentence_rank[i] = sentence_rank[i] / len(word_tokenize(sent))  # type: ignore
-    top_sentences_indices: np.ndarray = np.argsort(sentence_rank)[::-1][:nb_sentences].tolist()
+    top_sentences_indices: np.ndarray = np.argsort(sentence_rank)[::-1][:nb_sentences].tolist()  # type: ignore[assignment]
     summary = []
     for sent_i in sorted(top_sentences_indices):  # type: ignore
         sent = corpus[sent_i].strip().replace('\n', ' ')

Packs/Campaign/pack_metadata.json

@@ -2,7 +2,7 @@
     "name": "Phishing Campaign",
     "description": "This pack can help you find related phishing, spam or other types of email incidents and characterize campaigns.",
     "support": "xsoar",
-    "currentVersion": "3.4.15",
+    "currentVersion": "3.4.16",
     "author": "Cortex XSOAR",
     "url": "https://www.paloaltonetworks.com/cortex",
     "email": "",