Revert "Upgrade nghttp2 to 1.68.0"

This reverts commit 20f3229.

Author: mnapoli

php-80/Dockerfile

@@ -206,7 +206,7 @@ RUN cmake  --build . --target install
 #   - libxml2
 # Needed by:
 #   - curl
-ENV VERSION_NGHTTP2=1.68.0
+ENV VERSION_NGHTTP2=1.67.1
 ENV NGHTTP2_BUILD_DIR=${BUILD_DIR}/nghttp2
 RUN set -xe; \
     mkdir -p ${NGHTTP2_BUILD_DIR}; \

php-81/Dockerfile

@@ -207,7 +207,7 @@ RUN cmake  --build . --target install
 #   - libxml2
 # Needed by:
 #   - curl
-ENV VERSION_NGHTTP2=1.68.0
+ENV VERSION_NGHTTP2=1.67.1
 ENV NGHTTP2_BUILD_DIR=${BUILD_DIR}/nghttp2
 RUN set -xe; \
     mkdir -p ${NGHTTP2_BUILD_DIR}; \

php-82/Dockerfile

@@ -207,7 +207,7 @@ RUN cmake  --build . --target install
 #   - libxml2
 # Needed by:
 #   - curl
-ENV VERSION_NGHTTP2=1.68.0
+ENV VERSION_NGHTTP2=1.67.1
 ENV NGHTTP2_BUILD_DIR=${BUILD_DIR}/nghttp2
 RUN set -xe; \
     mkdir -p ${NGHTTP2_BUILD_DIR}; \

php-83/Dockerfile

@@ -207,7 +207,7 @@ RUN cmake  --build . --target install
 #   - libxml2
 # Needed by:
 #   - curl
-ENV VERSION_NGHTTP2=1.68.0
+ENV VERSION_NGHTTP2=1.67.1
 ENV NGHTTP2_BUILD_DIR=${BUILD_DIR}/nghttp2
 RUN set -xe; \
     mkdir -p ${NGHTTP2_BUILD_DIR}; \

php-84/Dockerfile

@@ -207,7 +207,7 @@ RUN cmake  --build . --target install
 #   - libxml2
 # Needed by:
 #   - curl
-ENV VERSION_NGHTTP2=1.68.0
+ENV VERSION_NGHTTP2=1.67.1
 ENV NGHTTP2_BUILD_DIR=${BUILD_DIR}/nghttp2
 RUN set -xe; \
     mkdir -p ${NGHTTP2_BUILD_DIR}; \