HADOOP-16562. [pb-upgrade] Update docker image to have 3.7.1 protoc executable (#1429).

Addendum patch. Moved protobuf-3.7.1 installation within YETUS marker.

dev-support/docker/Dockerfile

@@ -200,6 +200,16 @@ RUN curl -L -s -S \
 ###
 ENV MAVEN_OPTS -Xms256m -Xmx1536m
 
+RUN mkdir -p /opt/protobuf-3.7-src \
+    && curl -L -s -S \
+      https://github.com/protocolbuffers/protobuf/releases/download/v3.7.1/protobuf-java-3.7.1.tar.gz \
+      -o /opt/protobuf-3.7.1.tar.gz \
+    && tar xzf /opt/protobuf-3.7.1.tar.gz --strip-components 1 -C /opt/protobuf-3.7-src \
+    && cd /opt/protobuf-3.7-src \
+    && ./configure --prefix=/opt/protobuf-3.7 \
+    && make install \
+    && cd /root \
+    && rm -rf /opt/protobuf-3.7-src
 
 ###
 # Everything past this point is either not needed for testing or breaks Yetus.
@@ -217,16 +227,6 @@ RUN curl -L -o hugo.deb https://github.com/gohugoio/hugo/releases/download/v0.30
 # Keep 2.5.0 as well, until 3.7.1 upgrade is complete.
 ######
 # hadolint ignore=DL3003
-RUN mkdir -p /opt/protobuf-3.7-src \
-    && curl -L -s -S \
-      https://github.com/protocolbuffers/protobuf/releases/download/v3.7.1/protobuf-java-3.7.1.tar.gz \
-      -o /opt/protobuf-3.7.1.tar.gz \
-    && tar xzf /opt/protobuf-3.7.1.tar.gz --strip-components 1 -C /opt/protobuf-3.7-src \
-    && cd /opt/protobuf-3.7-src \
-    && ./configure --prefix=/opt/protobuf-3.7 \
-    && make install \
-    && cd /root \
-    && rm -rf /opt/protobuf-3.7-src
 
 # Add a welcome message and environment checks.
 COPY hadoop_env_checks.sh /root/hadoop_env_checks.sh