Fix pip install formatting

Author: thespad

Dockerfile

@@ -47,6 +47,7 @@ RUN \
   python3 -m ensurepip && \
   rm -rf /usr/lib/python*/ensurepip && \
   cd /app/netbox && \
+  pip3 install --no-cache-dir -U pip && \  
   pip3 install --no-cache-dir wheel && \
   pip3 install --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine/ -r requirements.txt && \
   echo "**** cleanup ****" && \

Dockerfile.aarch64

@@ -47,6 +47,7 @@ RUN \
   python3 -m ensurepip && \
   rm -rf /usr/lib/python*/ensurepip && \
   cd /app/netbox && \
+  pip3 install --no-cache-dir -U pip && \
   pip3 install --no-cache-dir wheel && \
   pip3 install --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine/ -r requirements.txt && \
   echo "**** cleanup ****" && \

Dockerfile.armhf

@@ -47,6 +47,7 @@ RUN \
   python3 -m ensurepip && \
   rm -rf /usr/lib/python*/ensurepip && \
   cd /app/netbox && \
+  pip3 install --no-cache-dir -U pip && \
   pip3 install --no-cache-dir wheel && \
   pip3 install --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine/ -r requirements.txt && \
   echo "**** cleanup ****" && \