build: bump fastapi from 0.115.7 to 0.115.12 in /src/ContentProcessorAPI

Bumps [fastapi](https://github.com/fastapi/fastapi) from 0.115.7 to 0.115.12.
- [Release notes](https://github.com/fastapi/fastapi/releases)
- [Commits](fastapi/fastapi@0.115.7...0.115.12)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-version: 0.115.12
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/ContentProcessorAPI/requirements.txt

@@ -121,9 +121,9 @@ dnspython==2.7.0 \
 email-validator==2.2.0 \
     --hash=sha256:561977c2d73ce3611850a06fa56b414621e0c8faa9d66f2611407d87465da631 \
     --hash=sha256:cb690f344c617a714f22e66ae771445a1ceb46821152df8e165c5f9a364582b7
-fastapi==0.115.7 \
-    --hash=sha256:0f106da6c01d88a6786b3248fb4d7a940d071f6f488488898ad5d354b25ed015 \
-    --hash=sha256:eb6a8c8bf7f26009e8147111ff15b5177a0e19bb4a45bc3486ab14804539d21e
+fastapi==0.115.12 \
+    --hash=sha256:1e2c2a2646905f9e83d32f04a3f86aff4a286669c6c950ca95b5fd68c2602681 \
+    --hash=sha256:e94613d6c05e27be7ffebdd6ea5f388112e5e430c8f7d6494a9d1d88d43e814d
 fastapi-cli==0.0.7 \
     --hash=sha256:02b3b65956f526412515907a0793c9094abd4bfb5457b389f645b0ea6ba3605e \
     --hash=sha256:d549368ff584b2804336c61f192d86ddea080c11255f375959627911944804f4