practracker: Add missing .may_include files

All of these files contain "*.h", except for:
* src/app/config/.may_include
* src/test/.may_include
which also contain "*.inc".

This change prevents includes of "*.c" files, and other
unusually named files.

Part of 32609.

src/app/config/.may_include

+*.h
+*.inc

src/app/main/.may_include

+*.h

src/feature/api/.may_include

+*.h

src/feature/client/.may_include

+*.h

src/feature/control/.may_include

+*.h

src/feature/dirauth/.may_include

+*.h

src/feature/dircache/.may_include

+*.h

src/feature/dirclient/.may_include

+*.h

src/feature/dircommon/.may_include

+*.h

src/feature/dirparse/.may_include

+*.h

src/feature/hibernate/.may_include

+*.h

src/feature/hs/.may_include

+*.h

src/feature/hs_common/.may_include

+*.h

src/feature/keymgt/.may_include

+*.h

src/feature/nodelist/.may_include

+*.h

src/feature/relay/.may_include

+*.h

src/feature/rend/.may_include

+*.h

src/feature/stats/.may_include

+*.h

src/test/.may_include

+*.h
+*.inc

src/test/fuzz/.may_include

+*.h