Bump pypdf from 3.16.2 to 3.16.3 in /scripts (Azure-Samples#753)

Bumps [pypdf](https://github.com/py-pdf/pypdf) from 3.16.2 to 3.16.3.
- [Release notes](https://github.com/py-pdf/pypdf/releases)
- [Changelog](https://github.com/py-pdf/pypdf/blob/main/CHANGELOG.md)
- [Commits](py-pdf/pypdf@3.16.2...3.16.3)

---
updated-dependencies:
- dependency-name: pypdf
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

scripts/requirements.txt

@@ -13,7 +13,7 @@ async-timeout==4.0.3
 attrs==23.1.0
     # via aiohttp
 azure-ai-formrecognizer==3.3.0
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 azure-common==1.1.28
     # via
     #   azure-ai-formrecognizer
@@ -27,15 +27,15 @@ azure-core==1.29.4
     #   azure-storage-file-datalake
     #   msrest
 azure-identity==1.14.0
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 azure-search-documents==11.4.0b6
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 azure-storage-blob==12.18.2
     # via
-    #   -r scripts/requirements.in
+    #   -r requirements.in
     #   azure-storage-file-datalake
 azure-storage-file-datalake==12.13.1
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 certifi==2023.7.22
     # via
     #   msrest
@@ -88,7 +88,7 @@ numpy==1.26.0
 oauthlib==3.2.2
     # via requests-oauthlib
 openai[datalib]==0.28.1
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 openpyxl==3.1.2
     # via openai
 pandas==2.1.1
@@ -101,8 +101,8 @@ pycparser==2.21
     # via cffi
 pyjwt[crypto]==2.8.0
     # via msal
-pypdf==3.16.2
-    # via -r scripts/requirements.in
+pypdf==3.16.3
+    # via -r requirements.in
 python-dateutil==2.8.2
     # via pandas
 pytz==2023.3.post1
@@ -125,9 +125,9 @@ six==1.16.0
     #   isodate
     #   python-dateutil
 tenacity==8.2.3
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 tiktoken==0.5.1
-    # via -r scripts/requirements.in
+    # via -r requirements.in
 tqdm==4.66.1
     # via openai
 types-pytz==2023.3.1.1