List /etc/containers/certs.d as default for --cert-path

Helps Document https://github.com/containers/podman/issues/10116

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

docs/source/markdown/podman-build.1.md

@@ -114,7 +114,7 @@ given.
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--cgroup-parent**=*path*

docs/source/markdown/podman-container-runlabel.1.md

@@ -41,7 +41,8 @@ Display the label's value of the image having populated its environment variable
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.  Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
+Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--creds**=*[username[:password]]*
 

docs/source/markdown/podman-image-sign.1.md

@@ -32,7 +32,7 @@ environment variable. `export REGISTRY_AUTH_FILE=path`
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--directory**, **-d**=*dir*

docs/source/markdown/podman-login.1.md

@@ -37,7 +37,7 @@ environment variable. `export REGISTRY_AUTH_FILE=path`
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--get-login**

docs/source/markdown/podman-manifest-add.1.md

@@ -43,7 +43,7 @@ environment variable. `export REGISTRY_AUTH_FILE=path`
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--creds**=*creds*

docs/source/markdown/podman-manifest-push.1.md

@@ -29,7 +29,7 @@ environment variable. `export REGISTRY_AUTH_FILE=path`
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--creds**=*creds*

docs/source/markdown/podman-play-kube.1.md

@@ -119,7 +119,7 @@ Build images even if they are found in the local storage.
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--configmap**=*path*

docs/source/markdown/podman-pull.1.md

@@ -62,7 +62,7 @@ Default is `${XDG\_RUNTIME\_DIR}/containers/auth.json`, which is set using `podm
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to **[containers-certs.d(5)](https://github.com/containers/image/blob/main/docs/containers-certs.d.5.md)** for details. (This option is not available with the remote Podman client)
 
 #### **--creds**=*[username[:password]]*

docs/source/markdown/podman-push.1.md

@@ -63,7 +63,7 @@ value can be entered.  The password is entered without echo.
 
 #### **--cert-dir**=*path*
 
-Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
+Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry. (Default: /etc/containers/certs.d)
 Please refer to containers-certs.d(5) for details. (This option is not available with the remote Podman client)
 
 #### **--compress**