chore(deps): bump the pip group across 4 directories with 1 update

Bumps the pip group with 1 update in the / directory: [nltk](https://github.com/nltk/nltk).
Bumps the pip group with 1 update in the /.devcontainer directory: [nltk](https://github.com/nltk/nltk).
Bumps the pip group with 1 update in the /binder directory: [nltk](https://github.com/nltk/nltk).
Bumps the pip group with 1 update in the /lessons/5-NLP directory: [nltk](https://github.com/nltk/nltk).


Updates `nltk` from 3.8.1 to 3.9.3
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](https://github.com/nltk/nltk/compare/3.8.1...3.9.3)

Updates `nltk` from 3.8.1 to 3.9.3
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](https://github.com/nltk/nltk/compare/3.8.1...3.9.3)

Updates `nltk` from 3.8.2 to 3.9.3
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](https://github.com/nltk/nltk/compare/3.8.1...3.9.3)

Updates `nltk` from 3.5 to 3.9.3
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](https://github.com/nltk/nltk/compare/3.8.1...3.9.3)

---
updated-dependencies:
- dependency-name: nltk
  dependency-version: 3.9.3
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: nltk
  dependency-version: 3.9.3
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: nltk
  dependency-version: 3.9.3
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: nltk
  dependency-version: 3.9.3
  dependency-type: direct:production
  dependency-group: pip
...

Signed-off-by: dependabot[bot] <support@github.com>

.devcontainer/requirements.txt

@@ -3,7 +3,7 @@ gym==0.26.2
 huggingface==0.0.1
 imageio==2.35.0
 keras==3.13.2
-nltk==3.8.1
+nltk==3.9.3
 pandas==2.2.2
 pillow==12.1.1
 pygame==2.6.0

binder/requirements.txt

@@ -3,7 +3,7 @@ gym==0.26.2
 huggingface==0.0.1
 imageio==2.35.0
 keras==3.13.2
-nltk==3.8.2
+nltk==3.9.3
 pandas==2.0.3
 pillow==12.1.1
 pygame==2.6.0

lessons/5-NLP/requirements-pytorch.txt

@@ -1,7 +1,7 @@
 gensim==3.8.3
 huggingface==0.0.1
 matplotlib
-nltk==3.5
+nltk==3.9.3
 numpy==1.22.0
 opencv-python==4.5.1.48
 Pillow==12.1.1

lessons/5-NLP/requirements-tf.txt

@@ -1,7 +1,7 @@
 gensim==3.8.3
 huggingface==0.0.1
 matplotlib
-nltk==3.5
+nltk==3.9.3
 numpy==1.22.0
 opencv-python==4.5.1.48
 Pillow==12.1.1

requirements.txt

@@ -3,7 +3,7 @@ gym==0.26.2
 huggingface==0.0.1
 imageio==2.35.0
 keras==3.13.2
-nltk==3.8.1
+nltk==3.9.3
 pandas==2.2.2
 pillow==12.1.1
 pygame==2.6.0