tidy-up: .gitignore lines mostly

- `.gitignore`: delete, dedupe and move rules upwards.
  Ref: 6389ba87b8 #13311
- `.gitignore`: fix generated test sources.
  Follow-up to 71cf0d1fca #14772
- `.gitignore`: replace exe listings with a wildcard.
- lib: move `setup-*.h` from `EXTRA_DIST` to `CURL_HFILES`.
- `makedebug.bat`: uppercase an argument to match docs.
- GHA/non-native: delete stray env.
  Follow-up to 12a6de2f66 #16043
- sort source lists.

Closes #16093

tests/.gitignore

@@ -3,7 +3,6 @@
 # SPDX-License-Identifier: curl
 
 *pid
-*.1.dist
 configurehelp.pm
 curl_client_key
 curl_client_key.pub
@@ -18,12 +17,7 @@ curl_ssh_config
 curl_sshd_config
 ftps_stunnel.conf
 https_stunnel.conf
-log
 log*
-runtests.html
-runtests.pdf
-testcurl.html
-testcurl.pdf
 *.port
 config
 second-hsts.txt

tests/http/clients/.gitignore

@@ -2,12 +2,4 @@
 #
 # SPDX-License-Identifier: curl
 
-h2-serverpush
-hx-download
-hx-upload
-ws-data
-ws-pingpong
-h2-upgrade-extreme
-tls-session-reuse
-h2-pausing
-upload-pausing
+/[0-9a-z_-]+

tests/http/clients/Makefile.inc

@@ -24,11 +24,11 @@
 
 # These are all libcurl example programs to be test compiled
 check_PROGRAMS = \
-  hx-download \
-  hx-upload \
   h2-pausing \
   h2-serverpush \
   h2-upgrade-extreme \
+  hx-download \
+  hx-upload \
   tls-session-reuse \
   upload-pausing \
   ws-data \

tests/libtest/.gitignore

@@ -2,10 +2,6 @@
 #
 # SPDX-License-Identifier: curl
 
-lib[1234][0-9][0-9][0-9]
-lib[56][0-9][0-9]
+/lib[0-9a-z_-]+
 lib1521.c
-libtests.c
-libauthretry
-libntlmconnect
-libprereq
+libtest_bundle.c

tests/server/.gitignore

@@ -2,12 +2,4 @@
 #
 # SPDX-License-Identifier: curl
 
-getpart
-resolve
-rtspd
-sockfilt
-sws
-tftpd
-socksd
-disabled
-mqttd
+[0-9a-z_-]+

tests/unit/.gitignore

@@ -3,4 +3,4 @@
 # SPDX-License-Identifier: curl
 
 /unit[0-9][0-9][0-9][0-9]
-units.c
+unit_bundle.c