Update pint library to latest version (#8028)

* Update pint library to latest version

* Fix hash

* Handle AssertionError

src/backend/requirements.txt

@@ -1,5 +1,9 @@
 # This file was autogenerated by uv via the following command:
 #    uv pip compile src/backend/requirements.in -o src/backend/requirements.txt --no-strip-extras --generate-hashes
+appdirs==1.4.4 \
+    --hash=sha256:7d5d0167b2b1ba821647616af46a749d1c653740dd0d2415100fe26e27afdf41 \
+    --hash=sha256:a841dacd6b99318a741b166adb07e19ee71a274450e68237b4650ca1055ab128
+    # via pint
 asgiref==3.8.1 \
     --hash=sha256:3e1e3ecc849832fe52ccf2cb6686b7a55f82bb1d6aee72a58826471390335e47 \
     --hash=sha256:c343bd80a0bec947a9860adb4c432ffa7db769836c64238fc34bdc3fec84d590
@@ -572,6 +576,14 @@ feedparser==6.0.11 \
     --hash=sha256:0be7ee7b395572b19ebeb1d6aafb0028dee11169f1c934e0ed67d54992f4ad45 \
     --hash=sha256:c9d0407b64c6f2a065d0ebb292c2b35c01050cc0dc33757461aaabdc4c4184d5
     # via -r src/backend/requirements.in
+flexcache==0.3 \
+    --hash=sha256:18743bd5a0621bfe2cf8d519e4c3bfdf57a269c15d1ced3fb4b64e0ff4600656 \
+    --hash=sha256:d43c9fea82336af6e0115e308d9d33a185390b8346a017564611f1466dcd2e32
+    # via pint
+flexparser==0.3.1 \
+    --hash=sha256:2e3e2936bec1f9277f777ef77297522087d96adb09624d4fe4240fd56885c013 \
+    --hash=sha256:36f795d82e50f5c9ae2fde1c33f21f88922fdd67b7629550a3cc4d0b40a66856
+    # via pint
 fonttools[woff]==4.53.1 \
     --hash=sha256:02569e9a810f9d11f4ae82c391ebc6fb5730d95a0657d24d754ed7763fb2d122 \
     --hash=sha256:0679a30b59d74b6242909945429dbddb08496935b82f91ea9bf6ad240ec23397 \
@@ -1119,8 +1131,8 @@ pillow==10.4.0 \
     #   python-barcode
     #   qrcode
     #   weasyprint
-pint==0.21 \
-    --hash=sha256:3e98bdf01f4dcf840cc0207c0b6f7510d4e0c6288efc1bf470626e875c831172 \
+pint==0.24.3 \
+    --hash=sha256:d98667e46fd03a1b94694fbfa104ec30858684d8ab26952e2a348b48059089bb \
     --hash=sha256:998b695e84a34d11702da4a8b9457a39bb5c7ab5ec68db90e948e30878e421f1
     # via -r src/backend/requirements.in
 pip-licenses==5.0.0 \
@@ -1637,7 +1649,10 @@ typing-extensions==4.12.2 \
     # via
     #   asgiref
     #   drf-spectacular
+    #   flexcache
+    #   flexparser
     #   opentelemetry-sdk
+    #   pint
     #   py-moneyed
     #   qrcode
 uritemplate==4.1.1 \