chore: Pin astral-sh/setup-uv action to v7.3.1 (#3703)

ASF Infra does not allow anything but the whitelisted versions: https://github.com/apache/avro/actions/runs/23408374575

Author: martin-g

.github/workflows/deploy-docs.yml

@@ -182,7 +182,7 @@ jobs:
           python-version: 3.11
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # 7.6.0
+        uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
 
       - name: Build docs
         working-directory: lang/py

.github/workflows/test-lang-java.yml

@@ -126,7 +126,7 @@ jobs:
           python-version: "3.12"
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # 7.6.0
+        uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
 
       - name: "Apt Install Compression Libs Required by Python"
         run: |

.github/workflows/test-lang-py.yml

@@ -59,7 +59,7 @@ jobs:
           python-version: ${{ matrix.python }}
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # 7.6.0
+        uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
 
       - name: Apt Install Compression Libs
         run: |
@@ -105,7 +105,7 @@ jobs:
           python-version: ${{ matrix.python }}
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # 7.6.0
+        uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
 
       - name: Apt Install Compression Libs
         run: |