GHA/http3-linux: drop redundant `pkg-config` paths for ngtcp2/nghttp2

- ngtcp2: drop `$PWD/build` (= self)
- ngtcp2: drop nghttp3. It's only used for examples, which we do not use
  here and are disabled by default.
- nghttp2: drop `$HOME/build` (does not exist)

Closes #15887

diff --git a/.github/workflows/http3-linux.yml b/.github/workflows/http3-linux.yml
index eb5ebc9472778ba1c1053ff80cd00030445feb5c..8188a65317fc05a7a0a0a36e8e741083880b1be2 100644 (file)
--- a/.github/workflows/http3-linux.yml
+++ b/.github/workflows/http3-linux.yml
@@ -227,7 +227,7 @@ jobs:
           cd ngtcp2
           autoreconf -fi
           ./configure --disable-dependency-tracking --prefix=$PWD/build \
-            PKG_CONFIG_PATH="$PWD/build/lib/pkgconfig:$HOME/quictls/build/lib/pkgconfig:$HOME/gnutls/build/lib/pkgconfig:$HOME/wolfssl/build/lib/pkgconfig:$HOME/nghttp3/build/lib/pkgconfig" \
+            PKG_CONFIG_PATH="$HOME/quictls/build/lib/pkgconfig:$HOME/gnutls/build/lib/pkgconfig:$HOME/wolfssl/build/lib/pkgconfig" \
             --enable-lib-only --with-openssl --with-gnutls --with-wolfssl
           make install
         name: 'build ngtcp2'
@@ -239,7 +239,7 @@ jobs:
           cd nghttp2
           autoreconf -fi
           ./configure --disable-dependency-tracking --prefix=$PWD/build \
-            PKG_CONFIG_PATH="$HOME/build/lib/pkgconfig:$HOME/quictls/build/lib/pkgconfig:$HOME/nghttp3/build/lib/pkgconfig:$HOME/ngtcp2/build/lib/pkgconfig" \
+            PKG_CONFIG_PATH="$HOME/quictls/build/lib/pkgconfig:$HOME/nghttp3/build/lib/pkgconfig:$HOME/ngtcp2/build/lib/pkgconfig" \
             LDFLAGS="-Wl,-rpath,$HOME/quictls/build/lib" \
             --enable-http3
           make install