Create symlinks in the Python build step

There is no major benefit in splitting these two actions to two steps.

Author: sairon

python/3.12/Dockerfile

@@ -102,10 +102,9 @@ RUN \
         \( \
             -type d -a \( -name test -o -name tests \) \
         \) -exec rm -rf '{}' + \
-    && rm -rf /usr/src/python
-
+    && rm -rf /usr/src/python \
 # make some useful symlinks that are expected to exist
-RUN cd /usr/local/bin \
+    && cd /usr/local/bin \
     && ln -s idle3 idle \
     && ln -s pydoc3 pydoc \
     && ln -s python3 python \

python/3.13/Dockerfile

@@ -102,10 +102,9 @@ RUN \
         \( \
             -type d -a \( -name test -o -name tests \) \
         \) -exec rm -rf '{}' + \
-    && rm -rf /usr/src/python
-
+    && rm -rf /usr/src/python \
 # make some useful symlinks that are expected to exist
-RUN cd /usr/local/bin \
+    && cd /usr/local/bin \
     && ln -s idle3 idle \
     && ln -s pydoc3 pydoc \
     && ln -s python3 python \

python/3.14/Dockerfile

@@ -103,10 +103,9 @@ RUN \
         \( \
             -type d -a \( -name test -o -name tests \) \
         \) -exec rm -rf '{}' + \
-    && rm -rf /usr/src/python
-
+    && rm -rf /usr/src/python \
 # make some useful symlinks that are expected to exist
-RUN cd /usr/local/bin \
+    && cd /usr/local/bin \
     && ln -s idle3 idle \
     && ln -s pydoc3 pydoc \
     && ln -s python3 python \