docker: add gdb and Python debug symbols to Dockerfile

Former-commit-id: 6f652203

Dockerfile

@@ -17,7 +17,7 @@ RUN dnf -y update
 # Toolchain
 RUN dnf -y install \
 	git \
-	gcc-c++ \
+	gcc-c++ gdb \
 	redhat-rpm-config \
 	rpmdevtools \
 	make cmake \
@@ -26,6 +26,10 @@ RUN dnf -y install \
 	pandoc \
 	python3-pip
 
+# Install some debuginfos
+RUN dnf -y debuginfo-install \
+	python3
+
 # Dependencies
 RUN dnf -y install \
 	python3-devel \