fix: fix syntax that was for makefile to be for shell

requirements/extra-docx.txt

@@ -2,11 +2,11 @@
 # This file is autogenerated by pip-compile with Python 3.8
 # by the following command:
 #
-#    pip-compile requirements/extra-docx.in
+#    pip-compile --output-file=extra-docx.txt extra-docx.in
 #
 lxml==4.9.3
     # via
-    #   -c requirements/base.txt
+    #   -c base.txt
     #   python-docx
 python-docx==0.8.11
-    # via -r requirements/extra-docx.in
+    # via -r extra-docx.in

requirements/extra-msg.txt

@@ -2,9 +2,9 @@
 # This file is autogenerated by pip-compile with Python 3.8
 # by the following command:
 #
-#    pip-compile requirements/extra-msg.in
+#    pip-compile --output-file=extra-msg.txt extra-msg.in
 #
 msg-parser==1.2.0
-    # via -r requirements/extra-msg.in
+    # via -r extra-msg.in
 olefile==0.46
     # via msg-parser

requirements/extra-odt.txt

@@ -2,13 +2,13 @@
 # This file is autogenerated by pip-compile with Python 3.8
 # by the following command:
 #
-#    pip-compile requirements/extra-odt.in
+#    pip-compile --output-file=extra-odt.txt extra-odt.in
 #
 lxml==4.9.3
     # via
-    #   -c requirements/base.txt
+    #   -c base.txt
     #   python-docx
 pypandoc==1.11
-    # via -r requirements/extra-odt.in
+    # via -r extra-odt.in
 python-docx==0.8.11
-    # via -r requirements/extra-odt.in
+    # via -r extra-odt.in

requirements/extra-pandoc.txt

@@ -2,7 +2,7 @@
 # This file is autogenerated by pip-compile with Python 3.8
 # by the following command:
 #
-#    pip-compile requirements/extra-pandoc.in
+#    pip-compile --output-file=extra-pandoc.txt extra-pandoc.in
 #
 pypandoc==1.11
-    # via -r requirements/extra-pandoc.in
+    # via -r extra-pandoc.in

scripts/pip-compile.sh

@@ -8,5 +8,5 @@ if ! python -c "import sys; assert sys.version_info.major == $major and sys.vers
   exit 1
 fi
 
-cd ./requirements && $(MAKE) *.txt
+cd ./requirements && make *.txt && cd ..
 cp requirements/build.txt docs/requirements.txt